Math, asked by martinadole97, 5 months ago

7. ABCD is a parallelogram. Find the value of a and b.
А

Answers

Answered by Anonymous

2

Answer:

From the figure

AD∥BC,BD is the transversal line

⟹∠ADB=∠DBC (∵alternate angles)

⟹z=30

Also

100

,x are supplementary angles

So x=180

−100

=80

x,y,30

forms a triangle

⟹x+y+30

=180

⟹y=180

−80

−30

= 70

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