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Verified answer
Luas Daerah yang Diarsir :L = 168/360 × πr²
L = 168/360 × 3,14 × 20²
L = 168/360 × 3,14 × 400
L = 168/360 × 1.256
L = 586⅓ cm²
Jawaban : c. 586 cm²
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