Central angles and proofs

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Intros
Lessons
  1. What are Inscribed angles and Central angles?
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Examples
Lessons
  1. Find x

    1. Finding the unknown angle using the central angle given

    2. Using central angle theorem to find unknown angles

    3. using the isosceles triangle properties and inscribed angles to find the unknown angle
  2. Radius = 12
    Find arc AB +AB
    Use central angles and proofs to find arc
    1. Given: \angle CBD = 90°. Prove: arc AE = arc ED
      Use central angles and proofs to prove arc length
      Topic Notes
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