Question

Find the value of x for which ABCD must be a parallelogram

a. 1
b. 94
c. 3
d. 47

Answer 1

The answer for this question is C which is 3

Answer 2

c. 3

Explanation:

BC||AD so <CBD=<BDA

15x+2=9x+20

15x-9x=20-2

6x=18

x=3