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What is sin(2pi/3) equal to?

1 Answer

sankarankalyanam

Mar 9, 2018

#color(green)(sqrt3 / 2)#

Explanation:

#sin ((2pi) / 3) = sin (pi - ((2pi)/3) )= sin ((3pi - 2pi) / 3) = sin (pi)/3#

enter image source here

#sin ((pi)/3) = sin 60 = sqrt3 / 2#

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