Question

i am reuploding image please dont waste my points and time
tell the anwer​

Answer 1

Answer:

remember the rule of an isosceles triangle that two sides are equal

Answer 2

Answer:

let the third angle be x

So, 2x+2x+x= 180°

5x= 180°

x= 180/5

x= 36°

Therefore, x = third angle = 36°

2x= first angle = second angle= 2× 36=72°