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luas_bangun.cpp
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101 lines (88 loc) · 2.58 KB
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#include <iostream>
#include <cmath>
#include <string>
using namespace std;
void dataDiri() {
cout << "Nama : Muhammad Akbar Hadi Pratama" << endl;
cout << "NPM : 237006516058" << endl;
cout << "Prodi : Sistem Informasi" << endl;
}
void LuasLing() {
double jari;
cout << "Masukkan jari-jari lingkaran: ";
cin >> jari;
double luasLing = 3.14 * jari * jari;
cout << "Luas lingkaran adalah: " << luasLing << endl;
}
void LuasSg() {
double alas, tinggi;
cout << "Masukkan panjang alas segitiga: ";
cin >> alas;
cout << "Masukkan tinggi segitiga: ";
cin >> tinggi;
double luasSg = 0.5 * alas * tinggi;
cout << "Luas segitiga adalah: " << luasSg << endl;
}
void LuasP() {
double sisi;
cout << "Masukkan panjang sisi persegi: ";
cin >> sisi;
double luasSg = sisi * sisi;
cout << "Luas persegi adalah: " << luasSg << endl;
}
void LuasPp() {
double panjang, lebar;
cout << "Masukkan panjang persegi panjang: ";
cin >> panjang;
cout << "Masukkan lebar persegi panjang: ";
cin >> lebar;
double luasPp = panjang * lebar;
cout << "Luas persegi panjang adalah: " << luasPp << endl;
}
bool lanjutbre() {
string lanjut;
cout << "Lanjutkan? (y/n): ";
cin >> lanjut;
return (lanjut == "y" || lanjut == "Y");
}
int main() {
while (true) {
int pilian;
cout << endl << "=====================================";
cout << endl << "Selamat Datang : " << endl;
dataDiri();
cout << "=====================================" << endl;
cout << endl << "Pilihan perhitungan luas bangun:"<< endl;
cout << "1. Lingkaran"<< endl;
cout << "2. Segitiga"<< endl;
cout << "3. Persegi"<< endl;
cout << "4. Persegi Panjang"<< endl;
cout << "5. Keluar"<< endl;
cout << "Masukkan pilihan (1-5): ";
cin >> pilian;
if (pilian == 5) {
break;
}
switch (pilian) {
case 1:
LuasSg();
break;
case 2:
LuasP();
break;
case 3:
LuasLing();
break;
case 4:
LuasPp();
break;
default:
cout << "Silakan masukkan angka 1-5! " << endl;
break;
}
if (!lanjutbre()) {
break;
}
}
return 0;
}