| 1. |
♥ Beginning Terminology, Points, Lines, and Planes |
20. |
♥ More Terminology for Segments and Angles
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| 2. |
GeoGebra Tutorial: Introduction to GeoGebra |
21. |
♥ Angles: Complementary, Supplementary, Vertical and Linear Pairs
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| 3. |
GeoGebra Worksheet: Triangles (Be patient—it's worth the wait!)
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22. |
♥ Equivalence Relations
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| 4. |
♥ Segments, Rays, Angles
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23. |
♥ Triangle Congruence
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| 5. |
GeoGebra Tutorial: GeoGebra Basics
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24. |
♥ Relationships between Angles and Sides in Triangles
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| 6. |
♥ Introduction to Polygons
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25. |
♥ Practice with Two-Column Proofs
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| 7. |
♥ Interior and Exterior Angles in Polygons
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26. |
♥ Is there an "SSA" Congruence Theorem? No!
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| 8. |
♥ Quadrilaterals
| 27. |
♥ More on Exterior Angles in Triangles
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| 9. |
GeoGebra Worksheet: Quadrilaterals
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28. |
♥ Parallel Lines
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| 10. |
♥ "If ... Then ..." Sentences
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29. |
♥ Parallelograms and Negating Sentences
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| 11. |
♥ Contrapositive and Converse
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30. |
♥ Introduction to Area and Perimeter
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| 12. |
♥ Proof Techniques
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31. |
♥ Area Formulas: Triangle, Parallelogram, Trapezoid
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| 13. |
♥ Logical Equivalences and Practice with Truth Tables
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32. |
♥ Similarity, Ratios, and Proportions
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| 14. |
♥ Applying Logical Equivalences to Algebraic and Geometric Statements
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33. |
♥ Perimeters and Areas of Similar Polygons
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| 15. |
Constructions
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34. |
♥ Two Special Triangles
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| 16. |
GeoGebra Worksheet: Copying a Line Segment and an Angle
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| 17. |
GeoGebra Worksheet: Bisecting an Angle
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| 18. |
♥ Introduction to the Two-Column Proof
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| 19. |
♥ The Pythagorean Theorem (from Algebra I course)
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