C program to find area of rectangle

Learn, how to find area of rectangle using C program?

Problem statement

Given length and breadth of a rectangle, write a C program to calculate area of the rectangle.

Calculating area of rectangle

To calculate the area of a rectangle, use the simple mathematical formula of rectangle area (length x breadth). Input length and breadth and then multiply these values which will be the area of a rectangle.

Area of rectangle program in c

/*C program to find area of a rectangle.*/
#include <stdio.h>
int main()
    float l,b,area;
    printf("Enter the value of length: ");
    printf("Enter the value of breadth: ");
    printf("Area of rectangle: %f\n",area);
    return 0;


Enter the value of length: 1.25
Enter the value of breadth: 3.15
Area of rectangle: 3.937500

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