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Sin 30°-cos 30°÷ sin 60°



User Zlack
by
7.9k points

1 Answer

10 votes

Answer:

-1/2

Explanation:

sin(30 degrees) = sin (pi/6) = 1/2

cos(30 degrees) = cos (pi/6) = [sqrt(3)]/2]

sin (60 degrees) = sin(pi/3) = [sqrt(3)]/2]

1/2 - [sqrt(3)/2] / [sqrt(3)/2] = -1/2

User Sojin
by
8.3k points

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