A window is shaped like a rectangle whose perimeter is 294 in. The length is 6 times as long as the width. Find the length

2 answers

P = 2L + 2W
294 = 2(6W) = 2(W)
294 = 12W + 2W
294 = 14W
294/14 = W
? = W

L = 6W
294/14=21
L=6*21=126