" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
=6²
=36m² = 360000cm²
L(ubin)= s²
=30²
=900 cm²
banyak ubin = 360000 ÷ 900
=400
L= S x S
= 600 x 600
= 360.000
L ubin = 30 x 30
=900
Banyak ubin = 360000: 900
= 400