Question

The perimeter of the pentagon below is 64 units. Find the length of side PQ.

Write your answer without variables.

Answer 1

PQ=20

Explanation:

1) 11+x+2+3x-1+10+2x=64

2) 6x+22=64

3) 6x=42

4) x=7

5) PQ = 3(7)-1 = 20