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Prove that sin10^(@) + sin20^(@) + sin ...

Prove that
`sin10^(@) + sin20^(@) + sin 40^(@) + sin 50^(@) = sin 70^(@) + sin 80^(@)`

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Prove that : sin 10^(@) + sin 20^(@) + sin 40^(@) + sin 50^(@) = sin 70^(@) + sin 80^(@).

sin 10^(@) + sin 20^(@) + sin 40^(@) + sin 50^(@) - sin 70^(@) - sin 80^(@) =

sin 50 ^(@) - sin 70^(@) + sin 10^(@)

sin 20^(@) * sin 40^(@) * sin 60^@ * sin 80^(@) =

Prove that sin 10^(@) + sin 50^(@)-sin70^(@)=0

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

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

sin 10^(@) sin 30^(@) sin 50^(@) sin 70^(@) sin 90^(@)=

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

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