Question

13) If sin (A - B) = 1/2 and angle A = 60°, then angle B
a) 60°
c) 30°
b) 45°
d 90°​

Answer 1

Answer:

If sin (A - B) = 1/2 and angle A = 60°, then

sin (A-B)=1/2

Sin(A-B)=sin 30°

A-B=30

Given,

A=60

60-B=30

B=30

Hope it's helped you....