" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= √2s²
luas permukaan = 6s²
√2s² = 12
kuadratkan
2s² = 144
s² = 144 / 2
s² = 72 cm²
luas permukaan = 6s²
= 6 * 72
= 432 cm²
bidang diagonal = 12cm
jadi, 12² = √144 : 2 = s² = 72 cm
LPKubus
= 6 x 72 = 432cm²