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Geometry > More Circle Stuff > Flashcards

More Circle Stuff Flashcards

1
Q

Circumference

A

C = πd

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2
Q

Arc Length

A

S = 2πr(θ/360°)

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3
Q

Area of a Circle

A

Acircle = πr2

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4
Q

Area of a sector

A

Asector = πr2(θ/360°)

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5
Q

Area of a segment

A

Aseg = Asector - Atri

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6
Q

Area of a Lune

A

Alune = (Asector1 - Atri1) - (Asector2 - Atri2)

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Geometry (10 decks)

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