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Concept explainers
To calculate: Thenew perimeter of the window, in feet, when 9 inches is added to each side of this window, in its existing measures.
![Check Mark](/static/check-mark.png)
Answer to Problem 44HP
The required new perimeter of the window is 17 feet.
Explanation of Solution
Given information:
A rectangular window having length equal to 4 feet and width equal to 3 feet.
Formula used:
Also, perimeter of rectangle
Calculation:
As
So, 9 inches
Thus, new width is 3.75 feetand new length is 4.75 feet .
So, new required perimeter of the window, using above said formula,
Conclusion: The new perimeter of the window is 17 feet.
Chapter 3 Solutions
Pre-Algebra Student Edition
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