Question

13.) If ABCD is a parallelogram, find the measure of angle D?

B-C:
(9x - 1)

D-A:

(13x - 25)

Answer 1

d=127

Explanation:

I took the test

Answer 2

13x-25 = 9x-1

4x-25=-1

4x=24

x=6

9(6)-1 = 54-1 = 53

So, angle d is 180-53 or 127 degrees.

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