" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
(8x-20)/4 = 1 sisi
1 sisi=2x-5
Luas=p.l = p.p(untuk persegi)=(2x-5).(2x-5)
=4x²-10x-10x+25
=4x²-20x+25
Kalau gak salah sih gitu :3