Question

In the adjoining figure, if b°= a°+c°, find b.​

Answer 1

Answer:

Given, b = a + c

a + b + c = 180° ( linear pairs )

a + c + a + c = 180° ( as b = a + c )

2 ( a + c ) = 180°

a + c = 180° / 2

a + c = 90°

Hence, b = 90°

HOPE IT HELPS..........