Jawaban:
Persegi A
L = 4cm²
rumus luas = s²
maka s = 2
Persegi B
L = 9 cm²
maka s = 3
Persegi C
L = 25 cm²
maka s = 5
keliling = 4 × sisi
A = 4×2 = 8
B = 4×3 = 12
C = 4×5 = 20
jumlah keliling = 8+12+20 = 40
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Jawaban:
Persegi A
L = 4cm²
rumus luas = s²
maka s = 2
Persegi B
L = 9 cm²
rumus luas = s²
maka s = 3
Persegi C
L = 25 cm²
rumus luas = s²
maka s = 5
keliling = 4 × sisi
A = 4×2 = 8
B = 4×3 = 12
C = 4×5 = 20
jumlah keliling = 8+12+20 = 40