Categories
Go

Calculate Area and Circumference of Circle in Go

I this article I would like to share with you how to write a program using Go programming language to calculate the area and circumference of the circle.

I am currently accepting programming work inventory system, enrollment system, accounting system, payroll system, information system, website design and development using WordPress, IT projects, school and application development, programming projects, thesis, and capstone projects, IT consulting work, computer tutorials, and web development work kindly contact me in the following email address for further details. If you want to advertise on my website kindly contact me also in my email address also. Thank you.


My email address is the following jakerpomperada@gmail.com, jakerpomperada@aol.com, and jakerpomperada@yahoo.com.My mobile number here in the Philippines is 09173084360. My telephone number at home here in Bacolod City, Negros Occidental Philippines is +63 (034) 4335675.


Here in Bacolod City, Negros Occidental I also accepting computer repair, web development using WordPress, Computer Networking, and Arduino Project development at a very affordable price. My personal website is http://www.jakerpomperada.comMy programming website is http://www.jakerpomperada.blogspot.comI am also a book author you can purchase my books on computer programming and information technology in the following links below.https://www.unlimitedbooksph.com/

Program Listing

/* circle.go
   Author  : Mr. Jake Rodriguez Pomperada, MAED-IT,MIT
   Date    : July 10, 2020   Friday   7:58 PM
   Website : http://www.jakerpomperada.com
   Emails : jakerpomperada@gmail.com and jakerpomperada@yahoo.com
*/

package main
 
import "fmt"
 
 const PI float64 = 3.14 

func main(){
    var rad float64
    var ci float64
    var area float64
    fmt.Print("\n")
    fmt.Print("\tCalculate Area and Circumference of Circle")
    fmt.Print("\n\n")
    fmt.Print("\tEnter radius of Circle : ")
    fmt.Scanln(&rad)
    area = PI * rad * rad 
    fmt.Print("\n")
    fmt.Print("\tArea of Circle is : ")
    fmt.Printf("%0.2f ",area)
    ci = 2 * PI * rad
    fmt.Print("\n\n")
    fmt.Print("\tCircumference of Circle is : ")  
    fmt.Printf("%0.2f ",ci)
    fmt.Print("\n\n")
    fmt.Print("\n")
    fmt.Print("\tEnd of Program")
    fmt.Print("\n")
}

Categories
C++

Area of the Circle in C++

I wrote this simple program in C++ to ask the user to give a radius value and then the program will compute the area of the circle using the C++ programming language.

I am currently accepting programming work, IT projects, school and application development, programming projects, thesis and capstone projects, IT consulting work, computer tutorials, and web development work kindly contact me in the following email address for further details.  If you want to advertise on my website kindly contact me also in my email address also. Thank you.


My email address is the following jakerpomperada@gmail.com, jakerpomperada@aol.com, and jakerpomperada@yahoo.com.
My mobile number here in the Philippines is 09173084360.
My telephone number at home here in Bacolod City, Negros Occidental Philippines is  +63 (034) 4335675.

Here in Bacolod City, Negros Occidental I also accepting computer repair, web development using WordPress, Computer Networking and Arduino Project development at a very affordable price.

My personal website is http://www.jakerpomperada.com

My programming website is http://www.jakerpomperada.blogspot.com

I am also a book author you can purchase my books on computer programming and information technology in the following links below.
https://www.mindshaperspublishing.com/
https://www.unlimitedbooksph.com/

Program Listing


area_circle.cpp

#include <iostream>
#include <iomanip>

using namespace std;

const float PI = 3.1416;

float solve_area(int r);

float solve_area(int r)
{
    float area=0.00;

    area = (PI * r * r);
    cout << "\n\n";
    cout << setprecision(2) << fixed;
    cout << "The are of the circle is "
         << area << ".";
    cout << "\n\n";
    system("pause");
}

 main()
 {
      int radius=0;
      cout << "\t   AREA OF THE CIRCLE ";
      cout << "\n\n";
      cout << "Enter the radius :=> ";
      cin >> radius;
      solve_area(radius);
 }