The perimeter of a bedroom door is 24 feet. the door is 9 feet tall. how wide is it?

asked May 25, 2019 55.3k views

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5 votes

The answer to that question is 3 feet wide.

Ironluca answered May 25, 2019

7.9k points

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P = 2(L + W)
P = 24
L = 9

24 = 2(9 + W)
24 = 18 + 2W
24 - 18 = 2W
6 = 2W
6/2 = W
3 = W <=== so the width is 3 ft

Lee Quarella answered May 29, 2019

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