Question

in parallelogram ABCD angle A equal to angle b -30 degree then find angle A​

Answer 1

Answer:

A+B=180⁰-----eq(I)

(A=B-30)

B-30+B=180

2B=180-30

2B=150

B=150/2

B=75⁰

put the value of B in eq (I)

A+75=180

A=180-75

angle A=105⁰

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