The relationship between central angle, arc length and sector area

The ratios formula: central angle, arc length and sector area
Central angle, arc length and sector area

This relationship presents 3 equal ratios:
Ratio 1: The angle as a portion of the total degrees of the circle (360°) =
Ratio 2: The arc length as a portion from the length of the circle circumference (C=2πr) =
Ratio 3: The sector area as a portion from the total area of the circle (A=πr2).

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