Question

If secA=cosecA=15/7 , find the value of A+B

Answer 1

Sec A = 15/7
or cos A= 7/15
A = cosec 7/15
A=62.18

Now cosec A= 15/7
or sin A= 7/15
A= 27.82

so, A + B = 62.18 + 27.82
=90 degree