what does the sin function return in c programming
C Language: sin function. (Sine) In the C Programming Language, the sin function returns the sine of x. The syntax for the sin function in the C Language is: double sin(double x); Parameters or Arguments x A value expressed in radians (not degrees). Returns. The sin function returns the sine of x, measured in radians. Required Header. In the C Language, the required header for the sin function is: #include <math.h> Applies To. In the C Language, the sin function can be used in the following versions: ANSI/ISO 9899-1990; sin Example