Penjelasan dengan langkah-langkah:
= K = 2 × phi × r
= 2 × 22/7 × 35
= 220 cm
= 220 × 3/4
= A. 165 cm
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Penjelasan dengan langkah-langkah:
= K = 2 × phi × r
= 2 × 22/7 × 35
= 220 cm
= 220 × 3/4
= A. 165 cm