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45 votes
45 votes
The area of a rectangular living room is 99 square feet. The width of the room is 9 feet. What is the perimeter of the room?

User Madurika Welivita
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1 Answer

12 votes
12 votes

First find the length of the room by dividing the area by the width:

99 / 9 = 11

2 walls would be 9 feet and 2 walls would be 11 feet.

Perimeter is the sum of the 4 walls:

11 + 11 + 9 + 9 = 40 feet

User Jtahlborn
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