" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
=2x5x12 + 5x20+12x20+ 13x20 (selimutnya ada tiga ukuran yg beda)
=120+100+240+260
=720
jadi, luas permukaan prisma tersebut adalah 720 cm(persegi)