sin20^(@)sin40^(@)sin60^(@)sin80^(@)=(3)/(16)

Prove that: sin20^(@)sin40^(0)sin60^(@)sin80^(@)=(3)/(16)

Prove that: sin20^(0)sin40^(0)sin60^(@)sin80^(@)=(3)/(16)

sin20^(0)sin40^(0)sin60^(0)sin80^(@)=(3)/(16)

Prove that sin 20^(@) sin 40^(@) sin 60^(@) sin 80^(@)=3/(16) .

sin20^(@)+sin40^(@)-sin80^(@)=

sin 20^(@) sin 40^(@) sin 60^(@) sin 80^(@) =(3)/(16)

Find sin20^(@)sin40^(@)sin60^(@)sin80^(@) .

Prove that sin 20 ^(@) sin40^(@) sin 60^(@) sin 80^(@) = 3/16

sin 20^(@) sin 40^(@) sin 60^(@) sin 80^(@) = .............. A) (-3)/(16) B) (5)/(16) C) (3)/(16) D) (-5)/(16)

sin10^(@)sin50^(@)sin60^(@)sin70^(@)=(sqrt(3))/(16)