Question

9. In parallelogram DEFG, DE = x + y, EF = 2y + 6, FG = 2x - y, and DG = 3y. Find the perimeter of DEFG.​

Answer 1

3x + 5y + 6

Explanation:

→ Add all the lengths together for the perimeter

x + y + 2y + 6 + 2x - y + 3y

→ Simplify

3x + 5y + 6