Answer to Question #48789 in C++ for ama nae

Question

Convert the program to calculate the area and circumference of the circle into function by reference code.

Answer 1

#include <iostream>
using namespace std;
void CalculateAreaCircumference(float radius, float &area, float &circumReference)
{

circumReference = 2 * 3.14 * radius;
area = 3.14 * radius * radius;
}
int main()
{
float radius, area, circumReference;
cout<<"Enter the radius of the circle ";
cin>>radius;
system("cls");
CalculateAreaCircumference(radius, area, circumReference);
cout<<"Area of the circle : "<<area<<endl<<endl;
cout<<"Circumreference of the circle : "<<circumReference<<endl<<endl;
system("pause");

return 0;
}