" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= 4(20+12+9)
= 4(41)
= 164cm
jumlah panjang rusuk balok= 4(20+12+9)
jumlah panjang rusuk balok= 4x 41 =164 cm