carlosmendoza1922131 carlosmendoza1922131

02-03-2022
Mathematics

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the radius of a circle is 9 feet. What is the length of a 180° arc? Give the exact answer in simplest form.

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halysiewrein halysiewrein

02-03-2022

Answer: 9π
Explanation: 180° arc is half of the circle so its length must be half of the circle circumference: (2π(9))/2 = 9π

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