calculate the central angle for the given data Read-15 Yellow-45
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Step-by-step explanation:
The arc length of a sector, in degrees, is equal to the central angle. The total number of a degrees of a circle is 360. Therefore, we can use a proportion to calculate the percentage.
72360=x100
7200=360x
20=x
Therefore, 20% of the circle is comprised of the sector.
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