Question

Q1. In ABC, AB = BC& B = 30°. then A =​

Answer 1

Answer:

angle A = 75°

Step-by-step explanation:

in this AB = BC => angle A = angle C = x °

=> angle B + angle A + angle C = 180°

=> 30° + x+x= 180°

=> 2x= 150° => x= 75°

=> angle A = 75°