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1. 3,14 × 3 cm × 3 cm = 28,26 cm²
2. 3,14 × 4 cm × 4 cm = 50,24 cm²
3. 3,14 × 5 cm × 5 cm = 78,5 cm²
4. 22/7 × 7 cm × 7 cm = 154 cm²
5. 22/7 × 21 cm × 21 cm = 1.386 cm²
Maaf kalau ada yang salah...