" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
pohon: titik E
DE : x
jawab:
DE/AE =DC/AB
x/x+4=6/8
8x=6(x+4)
8x=6x +24
8x-6x=24
2x=24
x=24/2
x=12
Jadi, lebar sungainya =12 cm