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Prove the following: (i) "sin" 10^(@)...

Prove the following:
(i) `"sin" 10^(@) sin 50^(@) sin 70^(@)=(1)/(8)`
(ii) `"sin" 10^(@) sin 30^(@) sin 50^(@) sin 70^(@)=(1)/(16)`

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Prove that sin10^(@) sin 30^(@) sin 50^(@) sin 70^(@)=1/16

(i) sin10^(@)sin50^(@)sin70^(@)

sin10^(@)sin30^(@)sin50^(@)sin70^(@)sin90^(@)=

value of sin10^(@)sin30^(@)sin50^(@)sin70^(@)

The value of sin 10^(@) sin 30^(@) sin 50^(@) sin 70^(@) is

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

Prove that: sin10^(0)sin30^(0)sin50^(@)sin70^(@)=(1)/(16)

Find 1-sin10^(@)sin50^(@)sin70^(@) .

Prove : sin 10^(@)sin50^(@)sin70^(@) = 1//8 .