Question

If sin (A+B) = √3/2 and sin B=1/2
then find A & B.
​

Answer 1

Sin B = 1/2

we know,

sin 30 = 1/2

so,

Sin B = sin 30

=> B = 30

sin (A+B) = √3/2

we know,

sin 60 = √3/2

=> sin (A+B) = sin 60

=> (A+B) = 60

put the value of B

=> A = (60 - 30)

=> A = 30

So, A = 30 and B = 30