Rectangle Perimeter Calculation: Finding Distance Around a 63-Square-Unit Shape

If the area of the rectangle below is 63.

Calculate the perimeter of the rectangle.

636363999777AAABBBDDDCCC

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Step-by-step video solution

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00:00 Determine the perimeter of the rectangle
00:03 Opposite sides are equal in a rectangle
00:08 Substitute the relevant values into the formula according to the given data
00:13 The perimeter of the rectangle equals the sum of its sides
00:19 Substitute the relevant values into the formula according to the given data and proceed to solve to determine the perimeter
00:44 This is the solution

Step-by-step written solution

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1

Understand the problem

If the area of the rectangle below is 63.

Calculate the perimeter of the rectangle.

636363999777AAABBBDDDCCC

2

Step-by-step solution

Given that in a rectangle every pair of opposite sides are equal to each other, we can state that:

AB=CD=9 AB=CD=9

AC=BD=7 AC=BD=7

Now we can calculate the perimeter of the rectangle by adding all the sides together:

7+9+7+9=14+18=32 7+9+7+9=14+18=32

3

Final Answer

32

Practice Quiz

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Look at the rectangle ABCD below.

Side AB is 6 cm long and side BC is 4 cm long.

What is the area of the rectangle?
666444AAABBBCCCDDD

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