" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
b=0,5m=50cm
c=40cm=4dm
¾ z 4dm=3dm
v kostek:
a=10cm
v=2×a³=2×10³=2000cm³
v=abh
2000=30×50h
h=2000:1500
h=1⅓cm
poziom wody podniósł się o 1⅓cm