" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
lebarnya 56 cm
K = 2(p+l)
K = 2(4y + 8y)
168 = 8y + 16y
168 = 24y
y = 168 : 24 = 7
panjang = 4y = 4 x 7 = 28 cm
lebar = 8y = 8 x 7 = 56 cm