1.

It tan2A=cot(A=18°), where 2A is an acute angle,find the value of A.

Answer»

Tan2A = COT( A - 18 )

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

=> 90 - 2A = A - 18

=> 108 = 3A

=> 36 = A





.



Discussion

No Comment Found

Related InterviewSolutions