Math, asked by mohdmussa, 11 months ago

If tan 2A=cot(A-18), where 2A is an acute angle, find the value of A.

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Answered by king12387

8

Hope it helps you last

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Answered by Sreekar9500

17

As tana=cot(90-a)

Tan2a=cot(90-2a)

As tan is common on both the sides

(90-2a)=a-18

3a=108

A=36

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