Question

Q.12) In ∆ABC, BC = AB and ∠B = 80°. Then ∠A is equal to
a) 80°
b) 40°
c) 50°
d) 100°​

Answer 1

Answer:

50

Step-by-step explanation:

since the sum of angles of triangle is 180 so angle B = 50

Answer 2

Step-by-step explanation:

option c.

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hope it will help you..

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happy learning:)..✌️