Jawab:
Luas juring = sudut/360 x phi r^{2}
= 72/360 x 3,14 x 10^{2}
= 1/5 x 3,14 x 100
= 314/5
= 62.8 cm^{2}
Jawab
L = α°/360° × πr²
L = 72°/360° × 3,14 × 10 cm × 10 cm
L = 1/5 × 314 cm²
L = 62,8 cm²
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Jawab:
Luas juring = sudut/360 x phi r^{2}
= 72/360 x 3,14 x 10^{2}
= 1/5 x 3,14 x 100
= 314/5
= 62.8 cm^{2}
Jawab
L = α°/360° × πr²
L = 72°/360° × 3,14 × 10 cm × 10 cm
L = 1/5 × 314 cm²
L = 62,8 cm²
semoga membantu