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tan 2a =cot(a-18)
tan 2a=tan(90-a+18)
tan 2a =tan (108-a)
2a=108-a
3a=108
a =36
tan 2a=tan(90-a+18)
tan 2a =tan (108-a)
2a=108-a
3a=108
a =36
PuneetKher:
thanks a lot..!
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Here is your answer
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Thank you!
Welcome
nice answer
Tyseley
Tysm
kk fine @
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