" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
KerucutV1 = 120 cm³
1/3 π(r1)²t = 120
r2 = 3r1
Perbandingan volume kerucut = perbandingan kuadrat jari2nya
V1/V2 = (r1)² / (r2)²
120/V2 = (r1)² / (3r1)²
V2 = 9 × 120
V2 = 1080 cm³ ✔