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Need help with this problem, find the length of the darkened arc. C is the center of the circle

Need help with this problem, find the length of the darkened arc. C is the center-example-1

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Notice that the central angle measures 138 degrees, We have a property of the circle that says that the measure of a central angle is equal to the arc between its sides.

Therefore, the arc measures 138 degrees

User Himanshu Mori
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