" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
20 = 4s
5 = s
Lp = 6s²
Lp = 6 . 5²
Lp = 6 . 25
Lp = 150 cm²
jadi luas permukaannya 150 cm²