" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
p = 3+l
a)
Keliling = 2(p+l)
26 = 2(3+l + l)
26 = 6 + 4l
20 = 4l
5 = l
panjang = 3+l = 3+5 = 8 cm
lebar = 5 cm
b)
Luas = p × l
= 8 × 5 = 40 cm
semoga membantu