Jawaban:
L = πr²
Penjelasan dengan langkah-langkah:
L = luas
π = 3,14 = 22/7
r = jari-jari lingkaran = ½ x diameter
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Jawaban:
L = πr²
Penjelasan dengan langkah-langkah:
L = luas
π = 3,14 = 22/7
r = jari-jari lingkaran = ½ x diameter