Prove that, `sin20^@sin40^@sin80^@=sqrt3/8`.

Prove that,sin20^(@)sin40^(@)sin80^(@)=(sqrt(3))/(8)

Prove that sin20^(@)sin40^(@)sin80^(@)=(sqrt(3))/(8)

Prove that sin20^(@)sin40^(@)sin80^(@)=(sqrt(3))/(8)

Prove that: sin20^0sin40^0sin80^0=(sqrt(3))/8

Prove that: sin20^(@)sin40^(@)sin80^(@)=(sqrt(3))/(8)

Prove that sin 20^(@) sin 40^(@) sin 80^(@) = (sqrt3)/(8).

Prove the following: sin20^@sin40^@sin80^@=sqrt3/8

Prove that 8 sin20^(@) sin40^(@) sin80^(@) = sqrt3

sin20sin40sin80

Prove that: i) sin20^(@)sin40^(@)sin60^(@)sin80^(@)=3/16 ii) sin10^(@)sin50^(@)sin60^(@)sin70^(@)=sqrt(3)/16 iii) sin20^(@)sin40^(@)sin80^(@)=sqrt(3)/8