" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
14+2a=24
2a=24-14
2a=10
a=5 cm
3 kw. +h kw.= 5 kw.
9+h kw.=25
h kw.=16
h=4 cm
p=(4+10)*4/2
P=14*4/2
P=28 cm kw.