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Parallel Lines & the Triangle Angle-Sum Theorem

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This lesson reviews the concepts of parallel lines and the Triangle Angle-Sum Theorem. I deliver this presentation using a tablet laptop in which I am able to write on the screen using a stylus pen. By working out the solutions with the students, it becomes interactive and engaging.

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Review BM112 3-4: Parallel Lines & the Triangle Angle-Sum Theorem Ren Foshee Geometry
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Parallel Lines & the Triangle Angle-Sum Theorem