" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
Verified answer
Bab Bangun DatarMatematika SMP Kelas VII
jajar genjang
AB = CD
6x - 31 = 3x - 1
6x - 3x = 31 - 1
3x = 30
x = 30/3
x = 10
BC = AD = 2x + 3
= 2 . 10 + 3
= 20 + 3
= 23 cm