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How to evaluate sin5pi/6? I know that sin5pi/6=sin(pi-pi/6),but what next? Please explain some details, thanks!!!
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4 votes
How to evaluate sin5pi/6?

I know that sin5pi/6=sin(pi-pi/6),but what next?
Please explain some details, thanks!!!

User Shiva Naru
by
8.0k points

1 Answer

5 votes
Hello there!

sin 5pi/6 = sin(pi - pi/6) = sin pi/6 = sin/30 = 1/2


I hope this help and let me know if you need more steps :)


User Tungd
by
8.3k points
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