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20-06-2017
Mathematics

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What is the degree measure of an arc 4 ft. long in a circle of radius 10 ft.?

Respuesta :

20-06-2017

arc length, (s)=(radius, r)(central angle, q)
s=rq
q=s/r
q=4/10
q=2/5, or 0.4 radians

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