Question

tanA=cot2A.Find A.....plz

Answer 1

=>tanA= cot2A

=> cot(90-A) = cot2A

=> 90-A= 2A

=> 90 = 3A

=> A= 30 degree..

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Answer 2

Tan A=cot 2 A

A+2A =90

3A=90

A=90/3

A=30