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Right Triangle Program
% cat rightTri.cpp
//Right triangle calculations
#include <iostream>
#include <cmath>
using namespace std;
int main() // int is the return (data) type
{
// variable declarations
double leg_a, leg_b, hypotenuse, area;
// get input values
cout << "Enter leg a: ";
cin >> leg_a;
cout << "Enter leg b: ";
cin >> leg_b;
// computations
area = 0.5 * leg_a *leg_b;
hypotenuse = sqrt( leg_a * leg_a +
leg_b * leg_b
);
// display results
cout << "Area = " << area <<
endl;
cout << "Hypotenuse = " << hypotenuse <<
endl;
return 0;
}
% g++ rightTri.cpp
% a.out
Enter leg a: 3.0
Enter leg b: 4.0
Area = 6
Hypotenuse = 5
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