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Laabri

IM2 Parallel Line Proofs Progress Checkpoint

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Last updated 3 months ago
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MP.3

Proving Vertical Angles Are Congruent

Given the figure above, \angle CEA + \angle BEA = 180 \degree and \angle DEB + \angle BEA = 180 \degree because linear pair angles are Property. Therefore, \angle CEA \cong \angle DEB by the