Question

What is the value of y in the parallelogram shown below?

(Picture below.)

Answer 1

Would it be 35?

Answer 2

Focus on the triangle that forms

Answer 3

(80+35)y=20. <-- Do I do that to find the answer?

Answer 4

Check again, it's not 35

Answer 5

By definition, the three angles of a triangle always equate to 180°.

(80+35)° + 20° + y° = 180°

Find y°.

Answer 6

y=45
Correct?

Answer 7

ding ding ding

Answer 8

Thanks!