In a ΔABC, ∠ABC = 2∠CAB , if the side BC is extended to D and ∠ACD = 126o , the ∠CAB is:
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e 42o
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Understanding Tricks |
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Application According to figure
x + 2x = 126 exterior angle So 3x = 126 x = 42 |
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Hence ∠CAB = 42 |
