Math, asked by vijaya8897, 7 months ago

What is
a)sin270
b) sin 720
c)sin680
in degrees with procedure pls

Answers

Answered by mrbirendrakr74

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Answered by Anonymous

Hello Friend..!!

The answer of u r question is..!!

From our unit circle just picture -270 degrees are same as +90degress he have just gone the 3/4 the way round the unit circle is in a clockwise direction .

Thus sin -270 = sin 90

Thank you..!!

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