Notes - 9.1 & 9.2 Circumference and Area Flashcards

1
Q

Radius

A

Distance from the center to any point on the circle

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2
Q

Diameter

A

Distance across a circle through its cente

Diameter length is twice the radius

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3
Q

Circumference

A

Distance around the circle

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4
Q

Circumference formula

A

C = PI x d

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5
Q

Area Formula

A

A = PI x (r^2)

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