V = 4/3 πr³
S = 4πr²
4/3 πr³ = π/6 |*6
8πr³ = π |:π
8r³ = 1 |: 8
r³ = ⅛
r = ½
S = 4*π*(½)² = 4π*¼ = π (cm²)
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
V = 4/3 πr³
S = 4πr²
4/3 πr³ = π/6 |*6
8πr³ = π |:π
8r³ = 1 |: 8
r³ = ⅛
r = ½
S = 4*π*(½)² = 4π*¼ = π (cm²)