'Mn 1 2 yz' presentation slideshows

Altitudes, Medians, Perpendicular Bisectors, and Parallel Line Theorem Review Activity

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5.3 Theorems Involving Parallel Lines

5.3 Theorems Involving Parallel Lines. Using Theorems, Midpoints, and Triangles. Theorem:. If three parallel lines cut off congruent segments on one transversal, then they cut off congruent segments on every transversal. If and AC = CE , then BD = DF. Theorem:.

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