In the adjoining figure, if b° = a° + c°, find b.
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angleb is 90degree is the right answer
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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 !!
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 !!
Incredible29:
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thanks incredible29. really helpful.
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