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Mr. DeJarlais's Geometry Page

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Chapter 10: Surface Area and Volume
Chapter 11: Circles
Chapter 1: Tools of Geometry
Chapter 2: Reasoning and Proof
Chapter 3: Parallel and Perpendicular Lines
Chapter 4: Congruent Triangles
Chapter 6: Quadrilaterals
Chapter 7: Area
Chapter 8: Similarity
Chapter 9: Right Triangle Trigonometry

Mr. DeJarlais's Geometry Page

6-3 Proving that a Quadrilateral is a Parallelogram

6-3.mp4

6-3 Proving that a Quadrilateral is a Parallelogram.pdf

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