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12-03-2018
Mathematics

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if a circle has a radius of 12 inches what is the arc length inside the interior angle 90 degrees

Respuesta :

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12-03-2018

The formula for the arc length is 2(pi)(r)(central angle/360).

2(3.14)(12)(90/360)
2(3.14)(12)(0.25)
18.84

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