Segments Tangents Chords and Secants Angles

OA OB if and only if AC BD.

• Congruent Circle Theorem

• Congruent Central Angles Theorem

• Similar Circle Theorem

BC = DE if and only if < BAC = <DAE.

• Congruent Central Angles Theorem

• Congruent Circle Theorem

• Similar Circle Theorem

AB = CD if and only if AB = CD

• Congruent Corresponding Chords Theorem

• Perpendicular Chord Bisector Theorem

• Perpendicular Chord Bisector Converse

If EG is a diameter and EG L DF, then HD = HF and GD = GF

• Perpendicular Chord Bisector Converse

• Perpendicular Chord Bisector Theorem

• Congruent Corresponding Chords Theorem

What is this? (Blue)

• Inscribed angle

• Intercepted arc

• Subtend

What is this? (Pink)

• Inscribed angle

• Subtend

• Intercepted arc

• Measure of an Inscribed Angles Theorem

• Inscribed Angles of a Circle Theorem

• Inscribed Right Triangles Theorem

• Inscribed Quadrilateral Theorem

What is the theorem?

• Tangent and Intersected Chord Theorem

• Angles Outside the Circle Theorem

• Angles Inside the Circle Theorem

• Circumscribed Angle Theorem

What is the theorem?

• Tangent and Intersected Chord Theorem

• Angles Inside the Circle Theorem

• Angles Outside the Circle Theorem

• Circumscribed Angle Theorem

What is the theorem?

• Tangent and Intersected Chord Theorem

• Angles Inside the Circle Theorem

• Angles Outside the Circle Theorem

• Circumscribed Angle Theorem