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If a circle has circumference 10 pi cm, then an arc with measure 90 degree has length 5 pi cm true or false

If a circle has circumference 10 pi cm, then an arc with measure 90 degree has length 5 pi cm true or false
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If a circle has circumference 10 pi cm, then an arc with measure 90 degree has length 5 pi cm true or false

User Dsounded
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2 votes
If circumference = 10 * PI
then a 90 degree central angle will "sweep out" one fourth of the circumference or 10 PI / 4 = 2.5 PI
So it is false.


User RossTsachev
by
8.1k points
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