Jawaban:
L = ¾ × π × r × r
= ¾ × 3,14 × 10 × 10
= ¾ × 314
= 942/4
= 235,5 cm²
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Jawaban:
L = ¾ × π × r × r
= ¾ × 3,14 × 10 × 10
= ¾ × 314
= 942/4
= 235,5 cm²