" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
r=7,5cm
d=2*7,5cm =15cm średnica kuli
15cm>14cm
kula sie zmieści
b)
2dm=20cm
21cm
134mm =13,4cm
najwieksza średnica kuli to 13,4 cm