C Program To Calculate Area of a Square using its Side

Lets write a C program to find area of a square by using length of its side. We ask the user to input the length of its side.

Formula To Calculate Area of Square using its side

area = side x side.

Note: All the sides of a square are equal.

Expected Output for the Input

User Input:
Enter the length of side of a square
5

Output:
Area of the Square is 25.00

Video Tutorial: C Program To Calculate Area of a Square using its Side

Source Code: C Program To Calculate Area of a Square using its Side

#include < stdio.h >

int main()
{
    float area, side;

    printf("Enter the length of side of a square\n");
    scanf("%f", &side);

    area = side * side;

    printf("Area of the Square is %0.2f \n", area);

    return 0;
}

Output 1:
Enter the length of side of a square
3
Area of the Square is 9.00

Output 2:
Enter the length of side of a square
4
Area of the Square is 16.00

Output 3:
Enter the length of side of a square
5
Area of the Square is 25.00

Output 4:
Enter the length of side of a square
6
Area of the Square is 36.00

Output 5:
Enter the length of side of a square
8
Area of the Square is 64.00

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