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Thursday 17 October 2013
CPP Program to Calculate Area of Circle
//Write a program to calculate area of circle.
#include<iostream.h>
#include<conio.h>
void main()
{
clrscr();
float r,area;
cout<<"Enter radius -";
cin>>r;
area=3.14*r*r;
cout<<"Area of circle -"<<area;
getch();
}
Output:
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