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- #include <iostream>
- using namespace std;
- float luasPermukaan(float r)
- {
- float phi = 3.14;
- float hasil;
- hasil = 4 * phi * r * r;
- return hasil;
- }
- float volumeBola(float r)
- {
- float phi = 3.14;
- float hasil;
- hasil = 4 / (float)3 * phi * r * r * r;
- return hasil;
- }
- int main()
- {
- float phi = 3.14;
- float jari, luas_permukaan, volume;
- cout << "\t Hitung Luas Permukaan & Volume Bola \n\n";
- cout << " Masukkan Jari-jari : ";
- cin >> jari;
- luas_permukaan = luasPermukaan(jari);
- cout << "\n Luas Permukaannya : " << luas_permukaan;
- volume = volumeBola(rusuk);
- cout << "\n Volume Bolanya : " << volume;
- }
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