Circles

5 online lessons · 1 in-person Review & Practice Day

The one shape defined entirely by a single distance — and everything that follows from that idea.

Lessons

• 12.1 Circle Vocabulary and Central Angles ~15–30 min
• 12.2 Arcs and Inscribed Angles ~15–30 min
• 12.3 Tangent Lines and Their Properties ~15–30 min
• 12.4 Chords, Secants, and Segment Relationships ~15–30 min
• 12.5 Equations of Circles (coordinate geometry) ~15–30 min