Question

the perimeter of a rectangular window is 364 cm If the lenth of window is 99 cm , what is its width?

Answer 1

width = 83 cm

Perimeter = 2(width) + 2(length)

So if l = 99 cm, and p = 364, then

364 = 2w + 2(99)

364 = 2w + 198

166 = 2w

w = 83 cm