4х-бу=-26
-2x+3y=13

Answers

Answer 1
Answer: below in photo
4-=-26-2x+3y=13

Related Questions

In a company's first year in operation, it made an annual profit of $111, 000. The
profit of the company increased at a constant 24% per year each year. How much
total profit would the company make over the course of its first 24 years of operation,
to the nearest whole number?

Answers

The total profit made by the company over the course of its first 24 years of operation is $10,016,640

Given,

The annual profit made by a company in first year = $111,000

The increase in profit per year = 24% = $26640

We have to find the total profit made by the company over the course of its first 24 years of operation

Lets take this as an arithmetic progression.

First term, a = 111,000

Common difference, d = 26640

nth term = 24

Sum of nth term,

Sₙ = n/2 [2a + (n - 1) d]

S₂₄ = 24/2 [2 × 111,000 + (24 -1) 26640]

S₂₄ = 12 [222,000 + 23 × 26640]

S₂₄ = 12 [222,000 + 612,720]

S₂₄ = 12 × 834,720

S₂₄ = 10,016,640

That is,

The total profit made by the company over the course of its first 24 years of operation is $10,016,640

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Shanika is thinking of a rational number, but tells you its opposite. What is true about the number she is thinking of?

a- it is located at zero on the number line
b-it is to the right of zero on the number line
c- it is twice as far from zero as the number she tells you
d-it is the same distance from zero as the number she tells you

Answers

Answer:

d. It is the same distance from zero as the number she tells you.

Step-by-step explanation:

Case 1: Let Shanika thought a positive rational

number

Let the number that Shanika thought be c.

Then, the distance of it from zero = lc - Ol = c.

But, the number she told = -c

The distance of -c from zero = 10--(-c)| = c

Case 2: Let Shanika thought a negative rational number

Let the number that Shanika thought be -c (c>0).

Then, the distance of it from zero = 10--(-c)| = c.

But, the number she told = c

The distance of -c from zero = Ic-01 = c

In both cases, the number she thought is the same distance from zero as the number she tells us.

A researcher is testing the effect of a new cold and flu medication on reaction time. A sample of n=16 students is obtained and each student is given the normal dose of the medicine. Thirty minutes later, each student’s reaction time is measured. The scores for the sample averaged 220 milliseconds with a standard deviation of 20. Assuming that reaction time for students in the regular population averages 200 milliseconds, are the data sufficient to conclude that the medication has a significant effect on reaction time? Use a two-tailed single-sample (one-group) t-test with alpha = .05.

What are the null and alternative hypotheses?

Answers

The null hypothesis is that the reaction time for students in the regular population averages 200 milliseconds.

The alternate hypothesis is that the reaction time for students in not the regular population averages 200 milliseconds.

What is null hypothesis?

In statistical hypothesis testing, null and alternate hypotheses are utilized. The alternative hypothesis of a test expresses your research's prediction of an effect or relationship, whereas the null hypothesis of a test always predicts no effect or no association between variables.

With the aid of a statistical test, researchers weigh the evidence in favor of and against the null and alternative hypotheses, which are two opposing claims:

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Solve for all values of y in simplest form.
10 = |y/9|

Answers

Answer: y = -90, 90

Step-by-step explanation:

     To solve this, we will isolate the variable.

 Given:

10 = |[tex]\frac{y}{9}[/tex]|

 Absolute value:

10 = [tex]\frac{y}{9}[/tex]     &     -10 = [tex]\frac{y}{9}[/tex]

 Multiply both sides of both equations by 9:

90 = y    &     -90 = y

 Answer:

y = -90, 90

A college has 19 engineering students for every 81 students enrolled. if the college has 750 students, approximately haw many are engineering students

Answers

The number of engineering students for 750 college students will be 176 students

Number of engineering students: 19

The number of total students for 19 engineering students = 81 students

Percentage: A percentage is a ratio or fraction where the full value is always 100. Sam, for instance, would have received 30 out of a possible 100 points if he had received 30% on his arithmetic test. In ratio form, it is expressed as 30:100 and in fraction form as 30/100.

Percentage of engineering students in relation to the total students = Number of engineering students/ Total students*100

= 19/81*100

= 23.45%

So, for 750 students the number of engineering students will be

= 23.45% of 750

= 23.45/100*750

= 175.87 or 176 students

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I need help with 1-4 please and thanks

Answers

Estimate intercepts of the graph of the functions

1.  [tex]y=\frac{1}{3} x+1[/tex]

=>At x axis

x = 0

y= 0+ 1

y = 1

=>At y axis

y= 0

1/3x = -1

x= -3

The x intercepts:( -3, 0)

The y intercepts : (0,1)

2. [tex]y= x^{2} -3x-4[/tex]

=> At x axis

x=0

y= - 4

=> At y axis

y= 0

[tex]x^{2} -3x-4= 0[/tex]

(x-4)(x+1) = 0

x= 4,-1

The x intercepts: (4,0) ( -1, 0)

The y intercepts : (0,-4)

3. y= -2 |x-5|

=> At x axis

x=0

y= -2(5)

y= -10

=> At y axis

y= 0

-2|x-5|=0

Divide both sides by -2

|x - 5|= 0

x-  5 = 0

x = 5

The x intercepts: (5,0)

The y intercepts : (0,-10)

4. [tex]y= -4x^{3} -13x^{2} -10x[/tex]

=> At x axis

x= 0

y = 0

=>At y axis

y=0

[tex]0=-4x^{3} -13x^{2} -10x \\\\4x^{3} +13x^{2} +10x =0[/tex]

By factorization ,

x( 4x+5 )( x+2)= 0

x= 0, -2, -5/4

The x intercepts: (0,0) (-2,0) ,(-5/4,0)

The y intercepts: (0,0)  

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n proof testing of circuit boards, the probability that any particular diode will fail is 0.030.03. suppose a circuit board contains 150 diodes and that each one performs or fails independently of all others. how many diodes would you expect to fail, and what is the standard deviation of the number that are expected to fail? 5 points

Answers

You would expect 4.5 diodes to fail. The standard deviation of the number that are expected to fail is 2.089.

The number of diodes failing, E(X), can be calculated by multiplying the population, n, with the probability, p.

n = 150

p = 0.03

E(X) = n × p

E(X) = 150(0.03)

E(X) = 4.5

Standard deviation, denoted by σ, is defined as the measure that indicates the average distance of observations from the mean of the data set.

σ = √(n x p x (1 - p))

σ = √(150 x 0.03 x (1 - 0.03))

σ = √150 x 0.03 x 0.97

σ = √4.365

σ = 2.089

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what unit would you use to measure the length of Supermarket

Answers

The length of the building should be measured in meters, as that is the most appropriate unit.

What are units?A unit of measurement is a specific magnitude of a quantity that has been established and adopted by law or convention and is used as a benchmark for measuring other quantities of the same kind. A multiple of the unit of measurement can be used to express any other quantity of that type. A length, for instance, is a physical quantity.

The most suitable unit to measure the length of the building will be measuring the length of the building in meters.

Therefore, the length of the building should be measured in meters, as that is the most appropriate unit.

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A Ferris wheel is designed in such a way that the height (h), in feet, of the
seat above the ground at any time, t, is modeled by the function h(t) = 49cos
(π/15+T) + 50. What is the maximum height of the wheel?

Answers

sinx x max value 1 - sinx max value -1 so maximum height 60+55=115

BRAINLIEST!! Find the arc length on a circle of radius 10 cm intercepted by a central angle of 6 rad

Answers

The length of the arc intercepted by a central angle of

6 radians is 60.34 cm.

What is an Arc?

An arc is any smooth curve joining two points.

Given is an circle of radius 10 cm intercepted by a central angle of

6 radians.

We can calculate the length of the arc using the formula -

L[arc] = (Ф/360°) x 2πr

Ф = 6 radians = 343.78 degrees

L[arc] = (343.78/360) x 2π x 10

L[arc] = 0.96 x 2π x 10

L[arc] = 60.34 cm

Therefore, the length of the arc intercepted by a central angle of

6 radians is 60.34 cm.

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(50 POINTS) and will give BRAINLIEST to BEST ANSWER!

200 divided by 5 x 32 + 12 -101=______?

Answers

Answer:

–87.75

Step-by-step explanation:

Write the equation:

200 ÷ 5 • 32 + 12 – 101 = ?

PEMDAS

200 ÷ (5 • 32) + 12 – 101 = ?

(200 ÷ 160) + 12 – 101 = ?

(1.25 + 12) – 101 = ?

(13.25 – 101) = ?

–87.75 = ?

–87.75

Hope that helps! Have an amazing rest of your day! Please consider giving me the Brainliest! :)

6+5m<1 how do I do this this is to hard

Answers

Answer: m < -1

Step-by-step explanation:


Step 1: 6 + 5m < 1.              Step 2:  5m/5 < -5/5         m = -1

           -6.           -6                              

Answer: m < −1

Step-by-step explanation:

1. Rearange: 5m+6<1

2. 5 + 6−6 < 1−6

3. 5m < -5

4. 5m/5 < -5/5

5. Cancel terms that are in both the numerator and denominator then divide the numbers.

6. answer: m < -1

Hong has 16 one-dollar bills. he wants to give each of his 6 children the same number of bills. how many bills can he give each child? how many bills will hong have remaining?

Answers

Hong has 16 one-dollar bills. he wants to give each of his 6 children the same number of bills. Then  Hong will give 12 bills to his 6 children and  4 bills Hong have remained

Hong has 16 one-dollar bills.

he wants to give each of his 6 children the same number of bills.

how many bills can he give each child?

how many bills will Hong have remaining?

since Hong has 16 one dollar bills and he wants 6 children the same number of bills

then he give 6 children two bills to each  

then the total number of bills he give to 6 children is 12

and he has 16 bills and 12 bills give to his children

the remaining bills left = 16 bills - 12 bills = 4 bills

Hence , Hong will give 12 bills to his 6 children and  4 bills Hong have remained

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Find the slope that passes through the points

(3, 5) and (7, 17)

Answers

Answer:

y=3x-4

Step-by-step explanation:

Find the equation of the linear function represented by the table below in slope-intercept form X 0,1,2,3,4 Y -2,5,12,19,26

Answers

The equation of the linear function represented in the table in slope intercept form is y = 7x -2

How to represent linear equation in slope intercept form?

A linear function can be represented in slope intercept form as follows:

y = mx + b

where

m = slopeb = y-intercept

Therefore, the table follows a linear pattern.

Hence, using (0, -2)(1, 5) we can find the slope and the y-intercept of the linear function.

Therefore,

m = 5 - (-2) / 1 - 0

m = 5 + 2 / 1

m = 7

Therefore, let's find the y-intercept using (0, - 2).

y = mx + b

-2  = 7(0) + b

hence,

b = -2

Therefore, the slope intercept form of the table is y = 7x - 2

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Please help I will give brainliest

Answers

Answer:

y=1/2x+2

Step-by-step explanation:

y=mx+b

m = slope = rise/run

b = y-intercept

Look at the graph, and find the slope.

m= slope = rise/run = 1/2

b = y-intercept = 2

Therefore, the correct answer is option y=1/2x+2

Holland added three decimals that made a sum of 2. One of the decimals was 0.34.

What are two other decimals Holland could have used to make a sum of 2? Explain how you know.

Answers

Two decimals are 0.34, 0.83, and 0.83 and Holland could have used it to make a sum of 2.

What is the number system?

A number system is defined as a way to represent numbers on the number line using a set of symbols and approaches. These symbols, which are known as digits, are numbered 0 through 9. Based on the basic value of its digits, different types of number systems exist.

We get x + x = 2x by using x to signify our missing values and the assumption that there are two missing values. We obtain the equation 2x + 0.34 since it is the product of these integers and 0.34; after setting it equal to 2, 2x + 0.34 equals 2.

First, take 0.34 off both sides to get 2x = 1.66. To get x = 0.83, divide both sides by 2 now.

Therefore, the decimals are 0.34, 0.83, and 0.83.

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Premises:

If I'm a student, then I go to school. If I go to school, then I learn.

Conclusion:

If I'm a student, then I learn.

This is an example of the Law of

Answers

This is the Law of Detachment.

The given statement is an example of the law of detachment.

Given that,
Premises:
If I'm a student, then I go to school. If I go to school, then I learn.
Conclusion:
If I'm a student, then I learn.

This is an example of the Law of which is to be determined.

What is arithmetic?

In mathematics, it deals with numbers of operations according to the statements. There are four major arithmetic operators, addition, subtraction, multiplication and division,

Here,
Following the statement given in the premises gives a certain conclusion which shows the detachment behavior.

Thus, the given statement is an example of the law of detachment.

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the non-engineer wants 600 pounds of total initial thrust from the 20 rockets. what is the probability that his/her scheme will produce the minimum required thrust?

Answers

The exit mass flow rate times the exit velocity less the free stream mass flow rate times the free stream velocity equals the force (thrust).

If we take into account the factors mentioned above, we will see that if the aircraft can fly at full thrust in cruise, this fits nicely with a static sea level thrust force equivalent to one third of its weight force. The thrust required to sustain flight is approximately 1/18 of the aircraft weight. It takes classroom teaching, ground training, and flying training from a certified instructor to obtain a high-altitude endorsement. we will learn about the warning signs and symptoms of altitude sickness, when to use supplemental oxygen, how long you can use that oxygen safely, and more during ground school.

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Which following conditions are necessary to use the binomial distribution

Answers

The conditions necessary for binomial distribution is option C that is I and III only "There is a series of N trials." and "The outcomes are mutually exclusive."

What is binomial distribution?

In probability theory and statistics, the discrete probability distribution of the number of successes in a series of n independent experiments, each asking a yes-or-no question and each with its own Boolean-valued outcome: success or failure, is known as the binomial distribution with parameters n and p.

What are the conditions  of binomial distribution?

If the following circumstances hold true, the binomial distribution describes the behavior of a count variable X: 1: There will always be n observations. 2: Every observation stands alone. Three: Each observation corresponds to one of two results ("success" or "failure").

Option C, which consists solely of I and III, meets the requirements for the binomial distribution. "The results are mutually exclusive" and "There is a series of N trials."

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help meeeeeeeeeeee pleaseeeeeeeeeeeeee!!

Answers

f(-2)
-2 - 5
-7

f(0)
0 - 5
-5

f(5)
5 - 5
0

-5y - 35







C cncbfbfbdbdjxdbxjdjdvdbfbfbfbfnfnfnfb

Answers

Answer:

5(y - 7)

Step-by-step explanation:

common factor

5-y-35

5(y - 7)

Mikey is conducting a science experiment about the rate at which different materials will burn. In his hypothesis, he states that a pencil and a lemon will burn at the same rate because they are both yellow. Which logical fallacy has Mikey used? False analogy Hasty generalization Red herring Slippery slope

Answers

The logical fallacy which Mikey has used is referred to as: A. False analogy.

What is a fallacy?

A fallacy can be defined as a mistaken or false belief (assumption) that are based on illogical arguments or reasoning.

The types of fallacy.

In Science, there are different types of fallacy and these include the following:

Red herringAppeal to authoritySlippery slopeHasty generalization.Ad HominemAppeal to Popularity (Ad populum)Fallacy of exclusionFalse analogy

Additionally, a false analogy simply refers to a type of informal fallacy which states that since quantity A and quantity B both share the same quality X (color yellow), then, they must also share quality Y in common (burning rate).

In this context, we can reasonably infer and logically deduce that Mikey's hypothesis is a false analogy.

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Answer: hey sis! the answer is a

Step-by-step explanation: A.) false analogy

(btw this language arts not math)

kusa rode his bike for 10 miles /hour for 0.75 hours chaman rode his bike for 12 mile/hour for 0.6 hours

need please asap will give brainlyies

who rode farthur and how far did trhat person ride?

A. kusa he rode 10 miles
B. kusa he rode 7.5 miles
C. charman he rode 6 miles
D. charman he rode 7.2 miles

Answers

Answer:

B

Step-by-step explanation:

Kusa=10x0.75=7.5

Chaman=12x0.6=7.2

7.5>7.2

so kusa rode further than chaman.

Answer:

b

Step-by-step explanation:

ASAP PLEASE HELP !!!!
Evaluate.
4^4+400÷(4+6^2)−2^4
Which answer is correct?

250

244

18

10

Answers

Answer:

250

Step-by-step explanation:

4^4+400÷(4+6^2)−2^4

256 + (400 ÷(4+36) ) -16  

256 + (400÷40) -16

256+ (400 (1/40) ) -16

256 + (400/40) -16

256 + (2 · 6) -16

256 + 10 =16

250

I need help asap!!!!

Answers

Answer: -1 and 5

Step-by-step explanation:

can someone help pls????
detail for me as well​

Answers

Step-by-step explanation:

the easy straight forward method is to simply sum up the 5 terms.

you know that this symbol just means "sum", right ?

and that the index variable is "running" from 1 to 5.

so, you have to sum up

3×1 + 3×2 + 3×3 + 3×4 + 3×5 = 3 + 6 + 9 + 12 + 15 = 45

now, if you want it done via a summary formula to add the first n terms of an arithmetic sequence, like in this case

a1 = 3

an = an-1 + 3 = a1×n = 3n

then

the sum of the first n terms in an arithmetic sequence is (n/2)⋅(a₁+aₙ).

it simply means : first plus last term added up n/2 times.

why ?

because a1 + an = a2 + an-1 = a3 + an-2 = ...

we get n/2 times such part sums.

so, in our case, n = 5, and we get

(3 + 3×5)×5/2 = (3 + 15)×5/2 = 18×5/2 = 9×5 = 45

Answer:

∑ (i = 1 to 5) (3·i)

= 3·∑ (i = 1 to 5) (i)

= 3·(1 + 2 + 3 + 4 + 5)

= 3·15

= 45

If I were to roll 2 dice looking for a 1 and anything but a 3, or 4. What is the probability I will get the result I'm looking for.

Answers

The prοbability οf getting the desired οutcοme is 1/9 οr apprοximately 0.1111 (rοunded tο fοur decimal places)

What is Prοbability?

In mathematics, prοbability is a measure οf the likelihοοd οr chance οf an event οccurring, expressed as a number between 0 and 1, where 0 represents an impοssible event and 1 represents a certain event. It is a fundamental cοncept in statistics and is used tο mοdel and analyze a wide range οf real-wοrld phenοmena.

The prοbability οf getting a 1 οn a single die is 1/6, and the prοbability οf getting anything but a 3 οr 4 οn a single die is 4/6 (since there are 6 pοssible οutcοmes and 3 οf them result in a 3 οr a 4).

Tο find the prοbability οf getting the desired οutcοme when rοlling twο dice, we can use the multiplicatiοn rule οf prοbability, which states that the prοbability οf twο independent events οccurring tοgether is the prοduct οf their individual prοbabilities.

Sο the prοbability οf getting a 1 οn οne die and anything but a 3 οr 4 οn the οther die is:

(1/6) x (4/6) = 4/36 = 1/9

Since there are 36 pοssible οutcοmes when rοlling twο dice, the prοbability οf getting the desired οutcοme is 1/9 οr apprοximately 0.1111 (rοunded tο fοur decimal places).

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M- (-7)<5
-helpppp please

Answers

Answer: M + 7

Step-by-step explanation:

Well, it doesn’t show the variable’s number correct?

So, since we don’t have the number, we are going to multiply -1 by -7, getting 7 from this. Now, change it to addition. You should have m + 7.

I hope this helps!

find the distance between the parallel lines. if necessary, round your answer to the nearest tenth. coordinate plane shows two lines. line y equals negative 3 x plus 1 and line y equals negative 3 x plus 4.

Answers

By taking the difference between the y-intercepts, we conclude that the distance between the lines is 3 units.

How to find the distance between the parallel lines?

A general linear equation is:

y = a*x + b

Where a is the slope and b is the y-intercept.

Two linear equations are parallel if and only if both lines have the same slope and different y-intercepts.

And the distance is given by the difference between the y-intercepts.

Here the lines are:

y = -3*x + 1

y = -3*x + 4

The difference between the y-intercepts gives:

4 - 1 = 3

That is the distance between the lines.

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Find the equation of the linear function represented by the table below in slope-intercept form X 0,1,2,3,4 Y -2,5,12,19,26 Which of the following items appear to illustrate sentence meaning and which illustrate speaker meaning in the way these concepts were introduced in this unit? Be able to explain your choice.a) A bachelor is an unmarried man b) A red light means stopc) My feet are killing me 220 g of water at 90 C is added to a certain unknown mass of water at 10 C The final temperature of the mixture is 33 C. Calculate the unknown mass of the water. In a study of the accuracy of fast food drive-through orders, one restaurant had 38 orders that were not accurate among the 308 orders observed. Use a 0.05 significance level to test the claim that the rate of inaccurate orders is equal to 10%. Does the accuracy rate appear to be acceptable? chandra is speaking with annette about her class project. annette looks at chandra while she speaks and nods politely, even though she is thinking of what she's making for dinner. chandra begins to talk about what she's making for dinner and catches annette's attention. after a while the conversation continues and annette thinks about all of the emails she needs to respond to. she knows she has a personal issue she needs to resolve and she can't get it off her mind. besides annette listening to chandra about what she's making for dinner, the conversation has not gone well. which part of this description indicates psychological noise? a. annette looks at chandra while she speaks and nods politely, even though she is thinking of what she's making for dinner. b. chandra begins to talk about what she's making for dinner and catches annette's attention. c. she knows she has a personal issue she needs to resolve and she can't get it off her mind. d. after a while the conversation continues and annette thinks about the emails she needs to respond to. Why was there a financial crisis in France? (3 reasons) 5/8p3/4=4 A) p=95/32B) p=26/5C) p=38/5 What is the sum of the first five terms in this series? 6 - 6/3+6/9-6/27+ A 61/81B 16C 122/27D 20/3 Holland added three decimals that made a sum of 2. One of the decimals was 0.34. What are two other decimals Holland could have used to make a sum of 2? Explain how you know. A ball of mass 1 kg is dropped from a height of 3 m. Assume no air resistance. After it bounces off the ground it only reaches a height of 2 m. What is the change in momentum of the before and after the bounce?. Can you label the important processes in the water cycle? I need help on this question please? PLEASE HELP ASAP, THANK YOU! Why do you think Saturn and Jupiter have more moons than the other planets in our solar system? This is more of an Astronomy question than physics but theres no astronomy option I need help with this question I not sure but my answer was number 3 i for sure Air is made up of different gases, such as oxygen, nitrogen, and carbon dioxide.Which statement best describes these three components of air?Oxygen, nitrogen, and carbon dioxide are all classified as pure substances.Oxygen, nitrogen, and carbon dioxide cannot react with another substance.Oxygen, nitrogen, and carbon dioxide are chemically bonded to one another.Oxygen, nitrogen, and carbon dioxide can be classified as elements. A 100 N force acts at a 90 degrees and a 60 N force acts at 150 degrees. Determine the magnitude and direction (include angle) of the resultant. Scale is 1cm = 10 NHELPPP ASAPPPPP nathan works as an accountant for a mid-sized retail store. he has just completed a trial balance that resulted in no unexpected problems. nathan's next task is likely to be multiple choice presenting the trial balance to the company owners. preparing the store's balance sheet and other major financial statements. conducting the full audit. preparing a tax return for the company. A college has 19 engineering students for every 81 students enrolled. if the college has 750 students, approximately haw many are engineering students a company has built a video streaming service that supplies training videos. quickly transmitting video data to customers is more important than guaranteed delivery. calculate the area of this trapiziuem