" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
P= 3+L=3+y cm
K<90 cm
2(P+L)<90 cm
2(3+y+y cm)<90 cm
3+2y cm<45 cm
2y cm<42cm
y<21