Question

The figure ABCD is a parallelogram. Use the image below to find the perimeter.

Answer 1

P = 112 (unit)

Explanation:

5x - 18 = 2x+12

3x = 30

x= 30/3
x = 10

5 (10) -18
=32
3 (10) -6
=24
32 +32 + 24 + 24 = 112 (unit)