Penjelasan dengan langkah-langkah:
r = 26/2 = 13
L = πr²
L = 3,14 × 13²
L = 3,14 × 169
L = 530,66 cm²
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Penjelasan dengan langkah-langkah:
r = 26/2 = 13
L = πr²
L = 3,14 × 13²
L = 3,14 × 169
L = 530,66 cm²