find the value of sin210°
Answers
Answered by
42
sin(210) = sin(180+30)
= -sin(30) = -1/2
= -sin(30) = -1/2
Answered by
17
sin (210)= sin (270_60)
= -cos(60)
=-1/2
hope this helps u......
= -cos(60)
=-1/2
hope this helps u......
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