Tolong jwb kak 🩷

Volume tabung : V = π x r x r x t 18.480 = 3,14 x r x r x 30 r x r = 18.480 / ( 3,14x 30) r x r = 196 r = √196 = 14 cm Luas permukaan tabung : Luas = 2 x π x r x (r + t) Luas = 2 x (22/7) x 14 x (14+30) Luas = 3.872 cm^2