Question

The plans for a shed call for a rectangular floor with a perimeter of 248ft. The length is three times rhe width. Find the length and width

Answer 1

length= 93 width=31

248=2L+2w

L=3w

248=2x3w+2w

248=6w+2w

248=8w      (248/8=31)

31=w

L=3 x 31

L=93

check answer: 248= 2x93 + 2x31

                       248=186+62

                         248=248