panjang 6 m. keliling 20 m.luas.... pake cara ya...
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panjang 6 m. keliling 20 m.luas....
pake cara ya...
pake cara ya...
1 Jawaban
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1. Jawaban Reaper13
dik
p = 6
k = 20
dit
L= ??
jb
k = 2xp + 2xl
20 = 2x6 + 2xl
20 = 12 + 2xl
20-12 = 2xl
8 = 2xl
l = 8/2 = 4
l = 4 m
L = p x l
L = 6 x 4
L = 24m2