Question

In the adjoining figure, if b° = a° + c°, find b.
Answer quickly with method and steps...

Answer 1

angleb is 90degree is the right answer

Answer 2

Heya user ,
Here is your answer !!

a° + b° + c° = 180° (angles of a straight angle sum upto 180°)
=> a° + ( a° + c° ) + c° = 180°
=> 2 ( a° + c° ) = 180°
=> ( a° + c° ) = 90°

Now , given , b° = ( a° + c° ) = 90° .... [ Ans ]

Hope it helps !!