Math, asked by paupathy, 10 months ago

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

Answers

Answered by rishu6845
2

Answer:

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Answered by sonabrainly
1

Answer:

Step-by-step explanation:

Cot ( 90 - x ) = tan x

Tan 2A = cot ( A - 18 )

Cot ( 90 - 2A ) = cot ( A - 18 )

90 - 2A = A - 18

-2A - A = - 18 - 90

- 3A = - 108

A = ( - 108 ) / ( - 3 )

A = 36°

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