" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
misal p=4a , l=4a , t=a
V=p.l.t
432=4a.4a.a
432=16a^3
a^3=27
a=3
sehingga p=4a=4.3=12 dm
l=4a=12 dm
t=a=3 dm
A=2(p.l + p.t + l.t)
=2(12.12 + 12.3 + 12.3)
=2(144 + 36 + 36)
=2(216)
=432 dm^2