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If A+B+C=90degrees then sin2A+sin2B+sin2C=? Options 1)cosAcosBcosC 2)2cosAcosBcosC 3)3cosAcosBcosC 4)4cosAcosBcosC Answer is option 4

Answer»

If A+B+C=90degrees then sin2A+sin2B+sin2C=?

Options 1)cosAcosBcosC

2)2cosAcosBcosC

3)3cosAcosBcosC

4)4cosAcosBcosC

Answer is option 4



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