" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
obwody:
1:4:7
pola:1:16:49
1x+16x+49x=660
66x=660
x=10
16x=126049x=490
pola: 10;160 i 490