Tolong di jawab ya yg no. 4 sama no. 15 gmbr nya sudah ada. Mohon d bantu caranya gimana mkasih

14. Dik = D = 5 cm
= T = 10 cm
Dit = V = ?
jawab
V = 1/4 × 3,14 × 5² × 10
= 1/4 × 3,14 × 5 × 5 × 10
= 785/4
= 196,25 cm³


15. Dik = D = 14 cm
= T = 20 cm
Dit = v = ?
jawab
V = 1/4 × 22/7 × 7² × 20
= 1/4 × 22/7 × 7 × 7 × 20
= 1/4 × 22 × 7 × 20
= 770 cm³