Jawaban:
1. keliling = 2πr = 2.3,14.20 = 125,6 cm
2. L = πr² = 22/7.14² = 616 cm² = 0,616 m²
harga, 0,616 × 5000 = 3.080
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Jawaban:
1. keliling = 2πr = 2.3,14.20 = 125,6 cm
2. L = πr² = 22/7.14² = 616 cm² = 0,616 m²
harga, 0,616 × 5000 = 3.080