Exterior Angles

jlivingood, Feb 25, 2014


  • 1. Exterior Angle Sum Theorem
  • 2. Triangle Exterior Angles
  • 3. Parallel Lines
  • 4. Transversals and Parallel Lines
  • 5. Rectangular Prism

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Exterior Angle Sum Theorem

Drag point E to translate the triangle to the right.[br]Move the slider to rotate the triangle
What do you notice about the two interior angles with respect to the exterior angle?
– janetvmiller1

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