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The arc length is <math>s = R \theta \frac{}{}</math>, where <math> \theta \frac{}{}</math> is in [[radians]].
The area is <math>A = \frac{R^2}{2}\left(\theta-\sin\theta\right)</math>
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Line 9:
The arc length is <math>s = R \theta \frac{}{}</math>, where <math> \theta \frac{}{}</math> is in [[radians]].
The area is <math>A = \frac{R^2}{2}\left(\theta-\sin\theta\right)</math>
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