#include <iostream>
#include <cmath>  // Per la funzione sqrt()
 
using namespace std;
 
int main() {
    float base, altezza, diagonale, area, perimetro;
 
    // Input dei dati
    cout << "Inserisci la base del triangolo: ";
    cin >> base;
    cout << "Inserisci l'altezza del triangolo: ";
    cin >> altezza;
 
    // Calcoli
    area = (base * altezza) / 2;
    diagonale = sqrt(pow(base, 2) + pow(altezza, 2));  // Teorema di Pitagora
    perimetro = base + altezza + diagonale;
 
    // Output dei risultati
    cout << "Area del triangolo: " << area << endl;
    cout << "Diagonale del triangolo: " << diagonale << endl;
    cout << "Perimetro del triangolo: " << perimetro << endl;
 
    return 0;
}

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