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#include <iostream>
using namespace std;
double getLength();
double getWidth();
double getArea(double length, double width);
double getPerimeter(double length, double width);
void displayData(double length, double width, double perimeter, double area);
int main()
{
int length;
int width;
int perimeter;
int area;
do
{
if ( length < 0)
{
exit;
}
else
{
length = getLength();
width = getWidth();
area = getArea(length, width);
perimeter = getPerimeter(length, width);
displayData(length, width, perimeter, area);
}
}
while(length != 0);
return 0;
}
double getLength()
{
double length;
cout << endl;
cout << "\nPlease enter the length (in units) of the rectangle: ";
cin >> length;
return length;
}
double getWidth()
{
double width;
cout << endl;
cout << "\nPlease enter the width (in units) of the rectangle: ";
cin >> width;
cout << "\n---------------------------------------------------" << endl;
return width;
}
double getArea(double length, double width)
{
double area;
area = length * width;
return area;
}
double getPerimeter(double length, double width)
{
double perimeter;
perimeter = 2 * (length + width);
return perimeter;
}
void displayData(double length, double width, double perimeter, double area)
{
cout << "\nThe length of the rectangle is: " << length << " units" << "." << endl << endl;
cout << "\nThe width of the rectangle is: " << width << " units" << "." << endl << endl;
cout << "\nThe perimeter of the rectangle is: " << perimeter << " units" << "." << endl << endl;
cout << "\nThe area of the rectangle is: " << area << " units squared" << "." << endl << endl;
cout << "---------------------------------------------------" << endl;
return;
}
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