Math, asked by aaaaaaa51, 1 year ago

if sec 4A=cosec ( A-20) where 4a is an acute angle find the valu of a

Answers

Answered by Lovelycuti111111
8
Value of A =22°
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Answered by raghu37
12
cosec (90-4A)=cosec (A-20)
90-4A=A-20
110=5A
A=22
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