Wednesday, September 7 to Sunday, September 11
Topics:
Perpendicular lines and parallel lines | V 0.6 and K1 1.2, 1.11 | |
Similar triangles | V 0.8 and K1 3.2 (plus Euclid’s Elements Book VI Proposition 4 here) |
Homework 1: due Monday, September 12
- Problem list here
Homework 2: due Monday, September 19
- Problem list here
OpenLab: due Sunday, September 11
- none
Other:
- Start playing around with Geogebra.
- To use the browser app, click Start Calculator. You can view the geometry tools by clicking on the little triangle and circle icon on the left side of the screen.
- Download the Geometry and Classic 6 apps from the download page and play around to see which one you like better.
- Read Venema 1.1, 1.2, and 1.3 to guide your play.
Resources:
- Proof that similar triangles have proportional sides in Euclid’s Elements here
Coming up next week:
Similar triangles (continued) | V 0.8 and K1 3.2 (plus Euclid’s Elements Book VI Proposition 4 here) |
Area & Pythagorean theorem | V 0.11 and K1 5.1, 5.3, 5.4, 5.5 |
Quadrilaterals & polygons | V 0.9 and K1 1.12, 1.13, 3.3 |
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