programing in c

II. Give the function header for each of the following functions.

a)Function hypotenuse that takes two double-precision floating-point arguments, side1 and side2, and returns a double-precision floating-point result.

b)Function smallest that takes three integers, x, y, z, and returns an integer.

c)Function instructions that does not receive any arguments and does not return a value.

d)Function intToFloat that takes an integer argument, number, and returns a floating-point result.

III. III.Give the function prototype for each of the following:

a)The function described in Exercise II.a.

b)ThefunctiondescribedinExercise II.b.

c)The function described in Exercise II.c.