" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
bukti
⇒ a : a = 9 : 3
= 3 : 1
⇒ s : s = 15 : 5
= 3 : 1
bangun ketiga gakk sebangun