444 Home Page

1. Week 1: 9/29-10/03

2. Week 2: 10/06-10

3. Week 3: 10/13-17

4. Week 4: 10/20-24

5. Week 5: 10/27-31

6. Week 6: 11/03-07

7. Week 7: 11/10-14

8. Week 8: 11/15-21

9. Week 9: 11/24-28

10. Week 10: 12/01-05

11. Week 11: 12/08-12

Math 444 JSP Page

• Notes
• Worksheets
• Assignments
• Labs
• Tests
• Email List Info

Monday 10/6 444

• Problem Assignment 1C Due
• Thinking about the Ruler Axiom
• Distance sum for A, B, C and betweenness
• Midpoint formula
• Point Reflection formula
• In-class exercises on rulers
  • Answers
    

Wednesday 10/8 444

• Thinking about the protractor axiom - measuring angles
  • signed angle
• Segments, betweenness, convexity, half planes
• Non-convex kites
• Convex interior and non-convex regions defined by an angle
• Line reflection as a transformation
  • Symmetry of figures - paper fold
  • Composition of line reflection
  • Paper snowflakes
  • Angle formula for line reflection

Wednesday 10/8 487 Lab 2

• Circles tangent to lines and other circles
  • Distance to a line and tangent to a circle
  • Constructions, lengths of tangents
• Angle Bisectors as lines of symmetry
  • Inscribed and escribed circles
• Line reflections
  • Symmetry
• Composition and Kaleidoscope

Friday 10/10 444

• Similarity Dilation Axiom and SAS axiom, i.e., B&B Principle 5.
• Midpoint triangles and angle sum