Math, asked by sindhupullan74, 1 year ago

If tan 2A = cot(A + 20), find the value of A where 2A is an acute angle.

Answers

Answered by Anonymous

4

Tan 2A = cot ( A + 20 )

Tan ( 90 - 2A ) = cot ( A + 20 )

Cot 2A = cot ( A + 20 )

2A = A + 20

2 A - A = 20

A = 20

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Answered by mukilan1975

2

Answer:

Step-by-step explanation:

Cot(90-2A)=cot(a

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