Mega Code Archive
Calculates the area of a circle based on a radius inputted by the user
#include
#include
using namespace std;
int main(void)
{
double radius, area;
cout << "Enter radius of circle: ";
cin >> radius;
area = 3.14159 * pow(radius, 2);
cout << "The area is " << area << endl;
return 0;
}