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Question

In the given figure,
CAE=84.
If B:C=3:4, then B = ____ and C = ____.


A
B=12,C=72
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B
B=36,C=48
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C
B=75,C=90
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D
B=33,C=44
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Solution

The correct option is B B=36,C=48


Let,
B=3x and C=4x.

By Exterior angle property,
B+C=CAE
3x+4x=84
7x=84
x=12

B=3×(12)=36

C=4×(12)=48


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