Question

6. If SinA=1/2
and CosB=1/√2
then A+B=
​

Answer 1

SinA=1/2

sin30^• = 1/2

A=30^•

CosB= 1/√2

Cos45^• = 1/√2

B = 45^•

therefore. (A + B) = 30 + 40= 70^•