samone31 samone31

20-07-2017
Mathematics

contestada

find the arc length of a central angle of 90° in a circle whose radius is 4 inches

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Аноним Аноним

20-07-2017

this is 1/4 * circumference
Circumference = 2 * pi * 4 = 8pi

arc length = 1/4 * 8pi = 2pi or 6.28 ins to nearest hundredth.

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tkanteh tkanteh

23-06-2022

Answer:

2 pie in

source: Trust me bro

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