Find area of circle in C++

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Find Area of Circle Program in C++

In C++ programming you can easily write any program, for print message on screen use cout<<" " and for receive input use cin>>. For calculate area of circle you need radius of circle and apply below formula;


area of circle = 3.14*(radius*radius);

program to find area of circle


void main()
int radius;
float area_circle=0;
cout<<"Enter radius of circle: ";
cout<<"Arial of circle: "<<area_circle;


Enter radius of circle: 5
Area of Circle: 78.5

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