samone31 samone31

20-07-2017
Mathematics

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Find the arc length of a central angle of pi/4 in a circle whose radius is 8 inches

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CastleRook CastleRook

28-07-2017

The arc length will be given by:
C=Θ/360πd
where:
Θ=45
d=8*2=16 in
hence;
C=45/360*π*16
=6.3 inches

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