Pre-Algebra : Perimeter of a Rectangle or Square

Study concepts, example questions & explanations for Pre-Algebra

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Example Questions

Example Question #21 : Perimeter

If the diagonal of a square is , what is the perimeter?

Possible Answers:

Correct answer:

Explanation:

Write the formula to obtain the side given the diagonal for squares.

The perimeter of the square is four times the side.

The answer is .

Example Question #22 : Perimeter

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

Possible Answers:

Correct answer:

Explanation:

Write the formula to find the perimeter of a square.

Substitute the side.

Example Question #13 : Perimeter Of A Rectangle Or Square

Find the perimeter of a square in feet if the side length is 8 inches.

Possible Answers:

Correct answer:

Explanation:

Convert the 8 inches to feet by dividing 12.  There are 12 inches in a foot.

Write the formula for the perimeter of a square.

Substitute the side.

Example Question #31 : Perimeter

Determine the perimeter of a square with an area of 5.

Possible Answers:

Correct answer:

Explanation:

Write the formula for the area of a square.

Substitute the area and find the side.

A square has four equal sides. Multiply this side by four.

Example Question #11 : Perimeter Of A Rectangle Or Square

Find the perimeter of a square with a side of .

Possible Answers:

Correct answer:

Explanation:

Write the perimeter formula for a square.

Substitute the side. Remember to distribute the four to each term within the parentheses.

Example Question #33 : Perimeter

Find the perimeter of a square with a side of .

Possible Answers:

 

Correct answer:

 

Explanation:

Since the square has four equal sides, the perimeter is four times the side of the square.  Write the formula to find the perimeter of a square.  The variable  represents the side length.

 Substitute the side length into the formula.

The area of the square is .

Example Question #12 : Perimeter Of A Rectangle Or Square

If all sides of this square are equal, find its perimeter.

Perimeter

Possible Answers:

Correct answer:

Explanation:

The perimeter of a shape is the total length of all sides.  

Perimeter

With this shape, we know that all of its sides are equal.  So, we know that each side is 7 in.

Perimeter 2

Using the definition of perimeter, we will find the total length of all the sides.  To do this, we simply add all the lengths together.

7 in + 7 in + 7 in + 7 in = 28 in 

So, the perimeter of this square is 28 in.

 

Example Question #298 : Geometry

A squares sides measure  inches each. What is its perimeter?

Possible Answers:

 

 

 

 

 

Correct answer:

 

Explanation:

To find the perimeter of any object, simply add the length of each side together.  

The best answer is:

 

Example Question #19 : Perimeter Of A Rectangle Or Square

A squares sides measure  inches each. What is its perimeter?

Possible Answers:

 

 

 

 

 

Correct answer:

 

Explanation:

To find the perimeter of any object, simply add the length of each side together.  

The best answer is:

 

Example Question #13 : Perimeter Of A Rectangle Or Square

A rectangle measures ten inches along its short side, and twelve inches along its long side. What is the perimeter of the rectangle?

Possible Answers:

twenty four inches

fourty five inches

fourty six inches

thirty four inches

fourty four inches

Correct answer:

fourty four inches

Explanation:

To find the perimeter of any object, simply add the length of each side together.  

The best answer is:

fourty four inches

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