C Program to calculate the square of a number using a function

The below program ask the user to enter the value. After getting the value from the user it will call a function squareOfNumber() to calculate the square of the entered number.  The function squareOfNumber() is using an arithmetic multiplication operator to calculate the square of the input number.

#include<stdio.h>
//function to calculate square of number
float squareOfNumber(float num)
{
    return (num*num);
}
int main()
{
    float number, square;
    printf("Please Enter any integer Value : ");
    scanf("%f", &number);
    square = squareOfNumber(number);
    printf("square of a given number %.2f is  =  %.2f", number, square);
    return 0;
}

Output:

Please Enter any integer Value : 4.5
square of a given number 4.50 is = 20.25