Area and Circumference Of Circle in C++

#include<iostream>

using namespace std;

int main()

{

float r,area,circum;

cout<<"Enter the radius of the circle ";

cin>>r;

area=3.14*r*r;

circum=2*3.14*r;

cout<<"Area of the circle is "<<area;

cout<<" Circumference of the circle is "<<circum;

return 0;

}

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