Circular measure Flashcards by Lelouch Lamperouge

Q

Arc Length AB

A

rθ

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Q

Sector OAB

A

1/2 r^2 θ

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Q

Segment

A

sector - triangle

1/2 r^2(θ-sinθ)

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Q

Chord AB

A

2rsin(1/2θ)

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