Tlg jwb pakai cara ya bsk dikumpulin

3. V= 1/3xπr²t
= 1/3x22/7x14x14x30
= 44x14x10
= 6.160 cm³
4. V= (1/2x4x5)X10
= (2x5)X10
= 100 cm³
5. V= πr²t
= 22/7x14x14x18
= 22x2x14x18
= 616x18
= 11.088 cm³
maaf nomor 1 dan 2 ganampak:v