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sin 20^(@) sin 40^(@) sin 60^(@) sin 8...

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

A

`- 3//16`

B

`5//16`

C

`3//16`

D

`- 1//16`

Text Solution

Verified by Experts

The correct Answer is:
C
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Prove that: sin20^(@)sin40^(0)sin60^(@)sin80^(@)=(3)/(16)

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Knowledge Check

  • The value of sin 20^(@) sin 40^(@) sin 60^(@) sin 80^(@) is equal to

    A
    `- 3//16`
    B
    `5//16`
    C
    `3//16`
    D
    `-5//16`

  • sin 180^(@) sin 70^(@) + sin 16^(@) sin 36^(@)=

    A
    `sin 54^(@) sin 34^(@)`
    B
    `sin 54^(@) cos 34^(@)`
    C
    `cos 54^(@) sin 34^(@)`
    D
    `cos 54^(@) cos 34^(@)`

  • sin20^(@)sin40^(@)sin60^(@)sin80^(@)=?

    A
    `1/16`
    B
    `3/16`
    C
    `-3/16`
    D
    None of these

    • Similar Questions

    Explore conceptually related problems

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

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

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

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    Value of the expression 16 sin 20^(@) sin 40^(@) sin 60^(@) sin 100^(@) is

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