Concept explainers
To Translate: The sentence “perimeter of a rectangle is equal to 2 times the length plus twice the width” into the formula.
Answer to Problem 20PPE
The required formula is
Explanation of Solution
Given information:
The sentence “perimeter of a rectangle is equal to 2 times the length plus twice the width”.
Calculation:
Let length and width can be represented as l and b.
Two times the length can be represented by:
Again,
Twice the width can be represented by:
Now,
Perimeter of a rectangle can be written as:
(taking 2 as common)
So, perimeter of a rectangle is equal to 2 times the length plus twice the width can be written as:
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