" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
p = 4 +x cm
l = x cm
Dijawab :
K = 2(p +l)
= 2{(4 +x) +x)}
= 2{4 +2x}
= 8 +4x
= 4x +8
Jadi, jawabannya adalah b.
jika lebar (l) = x
maka panjang (p) = x+4
K = 2(p+l) = 2(x+4 + x) = 2(2x+4) = 4x+8 (B)