Geometry - Circles Unit

Michelle Connolly, dmarks, 2017 3-р сар 30

GeoGebra exploration activities to accompany the NYS Geometry Circles Unit


  • 1. Two tangents to a circle
  • 2. Inscribed Angles and Intercepted Arcs
  • 3. Inscribed Angle Intercepting a Semicircle
  • 4. Tangent meets radius
  • 5. Explore Tangent Line-Chord Angles (Circles)
  • 6. Exploring Congruent Chords
  • 7. Congruent Chords
  • 8. Chord perpendicular to radius
  • 9. Arcs Intersecting Chords
  • 10. Congruent Chords and their Central Angles - Large Font
  • 11. Angles Formed by Secants and Tangents
  • 12. ACCESS - Secants and Tangents
  • 13. Explore - Chord Length
  • 14. 10.5 Angles Formed by Chords Intersecting Inside a Circle
  • 15. Arcs intercepted by Tangent and Secant
  • 16. Power Theorem - Tangent & Secant Segments
  • 17. tangent-secant theorem
  • 18. Arcs Intercepted by Two Secant Lines

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Two tangents to a circle

Two tangents to a circle
– shane.williams

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