### Structure of the Problem Requirements

In this problem we learn how to calculate area of a circle in C++ program . The program will asked user to enter the radius of the circle , then apply the circle area formula and display the output. These values may be in points so we take them in float and double.

## Source Code

#include<iostream>

using namespace std;

int main ()

{

float rad;

double area;

cout<<" Enter the Radius of the Circle \n ";

cin>>rad;

area = 3.14*rad*rad;

cout<<" Area of the Circle is : " <<area;

}

## Output of the Program

Area Of Circle |

Asad Niazi is Software Engineer , Programmer, Web Developers and a young mentor of Tech Solutions Desk and Blogging Solutions . Asad Love to writes about Technology, Programming, Blogging and make money online.

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