#include <iostream>
#include <cmath>  // untuk fungsi sin, cos, dll
 
using namespace std;
 
int main() {
    double v, g = 9.8; // g = gravitasi bumi
    cout << "Masukkan kecepatan awal (m/s): ";
    cin >> v;
 
    // sudut optimal = 45 derajat
    double sudut = 45.0 * M_PI / 180.0; // konversi derajat ke radian
    double jarak = (v * v * sin(2 * sudut)) / g;
 
    cout << "Jarak horizontal terjauh = " << jarak << " meter" << endl;
 
    return 0;
}

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37
10