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Math 3 (pre-calculus) > Circle formulas > Flashcards

Circle formulas Flashcards

sector area and arc length

1
Q

area

A

pi*r squared

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2
Q

sector area (degrees)

A

theta/360pir squared

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3
Q

sector area (radians)

A

1/2r squaredtheta

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4
Q

circumference

A

2pir

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5
Q

arc length (degrees)

A

theta/3602pi*r

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6
Q

arc length

A

r*theta

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Math 3 (pre-calculus) (5 decks)

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