2 Answers

Gergely Bacso · Answer 1 · 2017-05-17T17:00:30+0000

We know that:
perimeter = (2 x width) + (2 x length)

Plugging in what we know to this equation:
40 = (2 x 8) + (2 x length)
40 = 16 + (2 x length)
24 = 2 x length
12 = length

The length of the room is 12 feet

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