C Program to Calculate Area of a Circle
The formula to calculate the area of circle is π(pi)*r^2. The value of π is equal to 3.14(approx)
- //C Program to calculate area of a circle
-
- #include<stdio.h>
-
- int main()
- {
- float r, area;
- printf("Enter radius of the circle: ");
- scanf("%f", &r);
-
- area= 3.14*r*r;
-
- printf("Area = %f", area);
- return 0;
- }
Output
