11.5 Circumference of Circles Flashcards

1
Q

circumference of a circle thm

A

C=(pi)d OR C=2(pi)r

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2
Q

arc length

A

a fraction of the circumference of circle

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3
Q

arc length corollary

A

arc length of AB= mAB/360*C

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4
Q

circumference of a circle

A

the distance around a circle

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