Assignments due this week

• Midterm Test Monday
• Work on Projects

445 Monday 2/7

• Midterm Test

Link to Class #15 Page

445 Wednesday 2/9

• Trihedral Angles and triangles on the sphere

Link to Class #16 Page

487 Wednesday 2/9 Lab 6

• Hands-on Lab with Lenart Spheres

445 Friday 2/11

• In-class assessment of coordinate skills
• Coordinates and spherical geometry
• Midpoints

Link to Class #17 Page