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SIN
The SIN function returns the sine of an angle that is expressed in radians.
SIN(radian-angle)
radian-angle: A number value representing an angle, expressed in radians. Although radian-angle can be any number, it would normally be in the range –π to +π (–pi to +pi).
Examples |
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=SIN(1) returns 0.841470984807897, the sine of 1 radian (approximately 57.3 degrees). =SIN(RADIANS(30)) returns 0.5, the sine of 30 degrees. =SIN(PI()/2) returns 1, the sine of π/2 radians (90 degrees). |