Unit 9 - Circles

Table des matières

• Section 1

  • CIrcle Terms
  • Circle Vocabulary Exploration
  • Inscribed Regular Polygon

• Section 2

  • ACCESS - Circles and Central Angles 1
  • ACCESS - Circles and Central Angles 2
  • Arc Lengths (Degrees)

• Section 3

  • Theorem 10.2 Congruent Chords
  • Theorem 10.3 Perpendicular Lines to Chords of Circles
  • Chord Bisector Demo

• Section 4

  • Inscribed Angle Demonstration
  • Inscribed Angles and Intercepted Arcs
  • ACCESS - Congruent Inscribed Angles
  • ACCESS - Inscribed right Angles
  • Cyclic Quadrilaterals
  • 5-CIR-Theorem #4 Inscribed Quadrilaterals

• Section 5

  • Circle theorem: Radius to tangent
  • 6 Common Tangents to a Circle

• Section 6

  • Secant-Secant Relationship Inside a Circle
  • Theorem 11-5-1
  • Tangent-Secant - 2nd Formula (Angle Measures)
  • Secant angles exterior of circle
  • Circle with tangents, find perimeter.

• Section 7

  • Explore - Chord Length
  • 2 Secants - 1st Formula (Segment Lengths)
  • ACCESS - Secants and Tangents