Question

A rectangular room is

4
times as long as it is wide, and its perimeter is
70
meters. Find the dimension of the room.

Answer 1

L= 28ft

W= 7ft

Explanation:

2(4W) + 2W = 70

8W + 2W = 70

10W = 70

W = 7

W1 = 7

W2 = 7

7*4= 28

28*2 = 56

L1= 28

L2 = 28

W1 + W2 + L1 + L2 = 70ft