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svp [43]
3 years ago
13

a circle has an arc of length 56 π that is intercepted by a central angle of 120°.what is the radius of the circle ?

Mathematics
1 answer:
Lady bird [3.3K]3 years ago
6 0

We know that...

arc length = radius x central angle in radians

radius = arc length/central angle in radians

120° = 2π/3 radians

radius = 56π/(2/3π) = 84 units

answer: 84 units

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