find the approximate value of sin 61 degree
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Answer:
Step-by-step explanation:
sin61 degree=square root of 3/2 cos1 degree+1/2 sin1 degree = square root of 3/s cos0+1/2(pi/180)
(cos 1 degree is close to one)so that gives us,
180 square root of 3+pi/360
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