Code
// C program to find area of rectangle...
#include <stdio.h>
int main()
{
float h, l, a;
printf("Enter your height:\n");
scanf("%f", &h);
printf("Enter your length:\n");
scanf("%f", &l);
printf("Area of rectangle is:%f", h * l);
}
Output
Enter your height: 5 Enter your length: 7 Area of rectangle is:35.000000