This calendar is tentative and will be updated throughout the semester.
Tangrams
Week 
Day 
Date 
Topic 
Sections 
HW 
1  Wednesday  1/5/11  Introductions, Euclid Book 1  
1.1, 1.3, 1.4, 1.5, 1.9, 1.10, 1.12, 1.13 
Friday  1/7/11  Geometer's Sketchpad 



2  Monday  1/10/11  Constructions 


Wednesday  1/12/11  Pythagorean Theorem 



Friday  1/14/11  Origami 



3  Monday  1/17/11  Area 
3, 22 
p.43 36,8,9, p.203 13 
Wednesday  1/19/11  Pentagon construction 
4 
p.50 2,4,8 

Friday  1/21/11   


4  Monday  1/24/11  Hilbert axioms incidence and betweenness 
6,7 
p.71 1,2,3,5,6,7 
Wednesday  1/26/11  Hilbert axioms for betweenness 
7 
p.79 1,4,5,6,11,14 

Friday  1/28/11  Pythagorean Theorem 



5  Monday  1/31/11  Betweenness 

p.81 15 
Wednesday  2/2/11  Snow day 



Friday  2/4/11  Eulerian circuits, UPS routes 



6  Monday  2/7/11  Figures, Betweenness, Congruence for line segments 

p.88 1,4,5,7,10 
Wednesday  2/9/11  Congruence for angles, Hilbert planes 

p. 96 4, p.103 15, 9,10 

Friday  2/11/11  Tilings 



7  Monday  2/14/11  Hilbert Planes 


Wednesday  2/16/11  Circle circle intersection 



Friday  2/18/11  Mobius bands 

Midterm grades  
8  Monday  2/21/11  Euclidean Planes,Cartesian planes over various fields 


Wednesday  2/23/11  Variants on Parallel axiom 
Ch. 7 section 33 
p.301 13,6,7ac, 11 

Friday  2/25/11  Golden Ratio 



9  Monday  2/28/11  Saccherri Quadrilaterals 
33 
p.316 14 
Wednesday  3/2/11  defect of a triangle 
34 


Friday  3/4/11  Billiards 



10  Monday  3/7/11  Limiting parallels 


Wednesday  3/9/11  Limiting triangles 



Friday  3/11/11  Linkages 



11  MondayFriday  3/14/113/18/11  Spring Break  

12  Monday  13/21/11  NonEuclidean Area 
36 

Wednesday  3/23/11  Circular inversion 
37 
p.342 1,3,5,8,9 

Friday  3/25/11  Fractals 



13  Monday  3/28/11  Poincare model 

p.366 1,2,3,6,8,13 
Wednesday  3/30/11  Poincare model 



Friday  4/1/11  


14  Monday  4/3/11  Hyperbolic Geometry 


Wednesday  4/6/11  Hyperbolic Geometry 



Friday  4/8/11  



15  Monday  4/11/11  Arithmetic of ends 


Wednesday  4/13/11  Arithmetic of ends 



Friday  4/15/11  



16  Monday  14/18/11  Review and recap 


Tuesday  4/19/11  Last class  


Wednesday  4/20/11  Reading day  


Finals  Thursday  4/21/11  3:305:30  Geometry Final  