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  1. //Ava Huntington             CS1A              Chapter 3 Homework P. 147, #18
  2. //
  3. /*******************************************************************************
  4.  * CALCULATE PIZZA SLICES
  5.  * _____________________________________________________________________________
  6.  * This program will calculate the number of evenly sized slices of pizza
  7.  * given the pizzas diameter.
  8.  * _____________________________________________________________________________
  9.  * INPUT
  10.  *    pizzaDiameter:     Given diameter of pizza
  11.  *    pizzaArea:         Area of pizza based on given diameter
  12.  *    sliceArea:         Specific area of a single pizza slice
  13.  *    pi:                Definition of Pi
  14.  * 
  15.  * OUTPUT
  16.  *    numberOfSlices:    Number of pizza slices based on diameter of pizza
  17.  ******************************************************************************/
  18. #include <iostream>
  19. #include <iomanip>
  20. #include<cmath>
  21.  
  22. using namespace std;
  23.  
  24. int main()
  25. {
  26.  
  27. 	float pizzaDiameter;         //INPUT : Given of diameter of pizza
  28. 	float pizzaArea;             //INPUT : Area of pizza based on diameter
  29. 	float sliceArea;             //INPUT : Specified area of a pizza slice
  30. 	float pi;                    //INPUT : Definition of Pi
  31. 	float numberOfSlices;        //OUTPUT : User chosen city
  32.  
  33.    //Prompt to aquire diameter of pizza
  34.    cout << "What is the diameter of the pizza in inches? "<<endl;
  35.    cin >> pizzaDiameter;
  36.  
  37.    //Defining pi
  38.    pi = 3.14159;
  39.  
  40.    //Equation to find the area of the pizza 
  41.    pizzaArea = pow((pi*(pizzaDiameter/2)),2);
  42.  
  43.    //Defining the area of a slice of pizza
  44.    sliceArea = 14.125;
  45.  
  46.    //Equation to find amount of slices
  47.    numberOfSlices = pizzaArea/sliceArea;
  48.  
  49.    //Final ouput, slices of pizza based on given diameter
  50.    cout << "Based on the given diameter, the pizza can be divided into "<<
  51.    setprecision(3)<<numberOfSlices<< " slices."<<endl;
  52.  
  53. 	return 0;
  54. }
  55.  
Success #stdin #stdout 0s 5280KB
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What is the diameter of the pizza in inches? 
Based on the given diameter, the pizza can be divided into 25.2 slices.
https://ideone.com/vAFPnc
calculating slices of pizza chapter 3 question #18 5/5
language:
C++ (gcc 8.3)
created:
6 days ago
visibility:
public

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