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Geometry 3.2b, Parallel lines & Angle pairs & 3 Theorems

4.2K views on YouTube

An explanation of the Alternate Interior Angles theorem, the Alternate Exterior Angles theorem, and the Same-Side Interior Angles theorem. Using alternate interior angles in a flowchart proof, finding missing angle measures by using these theorems, finding angle measures when there’s two transversals, identifying which angles are congruent or supplementary, and finding angle measures and justifying with a postulate or theorem.

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