nomer 18 itu gmn yaaa

Volume kerucut = 1/3.π.r².t
150 dm³ = 1/3.π.r².t
π.r².t = 3 x 150 dm³
π.r².t = 450 dm³

Volume tabung = π.r².t
V = 450 dm³

jawaban C

Jawabannya C = 450 dm

#Smoga mmbantu