" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
caranya:
diketahui:
lebar: x
panjang: 2x-6
keliling: 84
Rumus=> Keliling = 2(panjang+lebar)
maka;
84= 2(2x-6+ x)
84= 4x-12+2x
84= 6x-12
84-12 = 6x
72= 6x
12= x