Question

if α+β=π/3 when sinα=1/2 then sinβ=?
$\frac{ \sqrt{2} }{3}$
$\frac{2 \sqrt{2} }{3}$
$\frac{2}{3}$
$\frac{3}{4}$

Answer 1

i think the right ans. is 1/2

Answer 2

beta=30° hence Sin 30°=1/2