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Find the value of `sin^(2)5^(@)+sin^(2)10^(@)+sin^(2)15^(@)+.............+sin^(2)90^(@)`.

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Find the value of `sin^(2)5^(@)+sin^(2)10^(@)+sin^(2)15^(@)+.............+sin^(2)90^(@)`.
A. `6(1)/(2)`
B. `7(1)/(2)`
C. `8(1)/(2)`
D. `9(1)/(2)`
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Correct Answer - D
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