Question

If SinA=1 andTanA=1then A+B is
a.90
b.60
C.75
d.45​

Answer 1

Step-by-step explanation:

Given that :

Sin A = 1

=>Sin A = Sin 90°

A=90° .........(1)

Tan B = 1

=> Tan B= Tan 45°

B= 45° .........(2)

adding (1) &(2)

A+B = 90°+45°

A+B = 135°