. Write the value of sin 420 degree
Best Answer
The value of sin 420 degree is 0.8660
Now, using conversion of degree into radain we get,
θ in radians = θ in degrees × (pi/180°)
420 degrees = 420° × (π/180°) rad = 7π/3 or 7.3303
sin 420° = sin(7.3303) = √3/2 or 0.866
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