C Program for Program to find area of a circle
Area of a circle can simply be evaluated using following formula.
Area = pi * r2 where r is radius of circle
C
#include <math.h>#include <stdio.h>#define PI 3.142double findArea(int r){ return PI * pow(r, 2);}int main(){ printf("Area is %f", findArea(5)); return 0;} |
Output:
Area is 78.550000
Time Complexity: O(1)
Auxiliary Space: O(1)
Please refer complete article on Program to find area of a circle for more details!
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