" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
L sisi tegak 1/2 x 10 x 13 x 4 = 260 cm
La = 10 x 10 = 100 cm
Lp = La + Ls = 100+260 = 360 cm
L p = La + 4 Lsegitiga
lp = 10x10+4x1/2x10x13
lp= 100+260
lp=360