High School Math : Geometry

Study concepts, example questions & explanations for High School Math

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Example Questions

Example Question #21 : Geometry

A farmer wants to build a rectangular fence to enclose a  yard. If the yard is square, how many feet of fence will he need?

Possible Answers:

Correct answer:

Explanation:

The area of a square is . Since our area is ,

.

Take the square root of both sides.

The perimeter of a square is the sum of all four sides. Since all sides are equal, we can say that, for a square, the formula for a perimter would be .

Plug in what we just found:

Example Question #22 : Geometry

What is the perimeter of a square with a side length of ?

Possible Answers:

Correct answer:

Explanation:

To find the perimeter of a square, multiply the side length by :

 

Example Question #641 : High School Math

Rectangle

What is the perimeter of the rectangle?

Possible Answers:

Correct answer:

Explanation:

The perimeter of a rectangle is the sum of the length of each of the four sides.

Since

substitute each in:

Example Question #1 : How To Find The Perimeter Of A Rectangle In Pre Algebra

Find the perimeter of a rectangle with length 8 inches and width 10 inches. 

Possible Answers:

Correct answer:

Explanation:

To find perimeter, add up all the sides. In a rectangle, there are 2 sets of identical sides so you can multiply the length by 2 and the width by 2 and combine them to get 36 inches.

Example Question #2 : How To Find The Perimeter Of A Rectangle In Pre Algebra

Find the perimeter of a rectangle with a length of 20 inches and a width of 12 inches. 

Possible Answers:

Correct answer:

Explanation:

Add up all of the sides of the rectangle to get 64 inches. 

Example Question #4 : How To Find The Perimeter Of A Rectangle In Pre Algebra

What is the perimeter of a rectangle with a base of  and a height of ?

 

 

Possible Answers:

Correct answer:

Explanation:

To find the perimeter of a rectangle you must find the sum of all of the side lengths.

To do this we plug the base and height into the equation 

With a base of  and a height of  our equation would look like 

Multiply and add the numbers together 

The answer is .

Example Question #5 : How To Find The Perimeter Of A Rectangle In Pre Algebra

What is the perimeter of a rectangle if the length is  and the width is ?

Possible Answers:

Correct answer:

Explanation:

The perimeter of a rectangle is .

Plug in our given information to solve:

 

Example Question #3 : How To Find The Perimeter Of A Rectangle In Pre Algebra

Calculate the perimeter of the polygon.

Number_1

Possible Answers:

Correct answer:

Explanation:

The perimeter is the sum of the length of all of the sides. We are given all of the side lengths in the figure, so we simply need to sum them together.

Example Question #645 : High School Math

What is the perimeter of a rectangle with a base of  and a height of ?

Possible Answers:

Correct answer:

Explanation:

To find the perimeter of a rectangle you must find the sum of all of the side lengths.

To do this, we plug the base and height into the equation .

With a base of  and a height of  our equation becomes .

Multiply and add the numbers together:

The answer is .

Example Question #1 : How To Find The Perimeter Of A Rectangle In Pre Algebra

What is the perimeter of a rectangle with a base of  and a height of ?

Possible Answers:

Correct answer:

Explanation:

To find the perimeter of a rectangle you must find the sum of all of the side lengths.

To do this we plug the base and height into the equation

With a base of  and a height of  our equation would look like 

Multiply and add the numbers together 

The answer is .

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