Penjelasan dengan langkah-langkah:
Diketahui : Luas = 81 m²
Ditanya : Keliling..?
Jawab :
L = S²
81 = S²
S = √81
S = 9 m
Keliling = 4 x S
K = 4 x 9 m
K = 36 m
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Penjelasan dengan langkah-langkah:
Diketahui : Luas = 81 m²
Ditanya : Keliling..?
Jawab :
L = S²
81 = S²
S = √81
S = 9 m
Keliling = 4 x S
K = 4 x 9 m
K = 36 m