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10 questions from this quiz
Radius is half the diameter
A=πr2A = \pi r^2A=πr2
C=2πrC = 2\pi rC=2πr
π≈3.142\pi \approx 3.142π≈3.142
A portion bounded by two radii & an arc
Major sector
x360×πr2\frac{x}{360} \times \pi r^2360x×πr2
x360×\frac{x}{360} \times360x× circumference
Calculate the sector area
Curved arc and straight diameter
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