" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
972π=1⅓πr³/*3
2916π=4πr³/:4π
729=r³
r=∛729
r=9
P=4πr²
576π=4πr²/:4π
r²=144
r=√144
r=12
Odp:Większy promień ma druga kula.