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Math
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Geometry and Trigonometry
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Circles
hard
A circle has a center O and a radius r. An arc XY on the circle has a length of
9
5
πr. What is the measure of the central angle XOY, in degrees?
1
100
A circle has a center O and a radius r. An arc XY on the circle has a… | Math SAT Question | Ronan SAT