// this solves the area of a circle #include #define PI3.1415927 double Area(double r) double Circumference(double r); double Area (double r) { return(PI*r*r); double Circumference(double r) return(2*PI*r*r); intmain( ) double radius,a,c; cout<<"Enter radius); cin>>radius; a=Area(radius); c=Circumference(radius); cout<<"The circumference of the circle is "<
// this solves the area of a circle #include #define PI3.1415927 double Area(double r) double Circumference(double r); double Area (double r) { return(PI*r*r); double Circumference(double r) return(2*PI*r*r); intmain( ) double radius,a,c; cout<<"Enter radius); cin>>radius; a=Area(radius); c=Circumference(radius); cout<<"The circumference of the circle is "<
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Transcribed Image Text:// this solves the area of a circle
#include<iostream>
#define PI3.1415927
double Area(double r)
double Circumference(double r);
double Area (double r)
{
return(PI*r*r);
double Circumference(double r)
{
return(2*PI"r*r);
}
intmain()
{
double radius,a,c;
cout<<"Enter radius);
cin>>radius;
a=Area(radius);
c=Circumference(radius);
cout<<"The circumference of the circle is "<<c<<endl;
cout<<"The area of the circle is "<<a<<endl;
getchl );
return 0;
}
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