Day 17

Math 445, Friday, 2/11
Sponsor Today's class is brought to you by the Law of Cosines and the Dot Product.
Topics Coordinates and unit vectors. Law of cosines. Distance on the sphere and the dot product.
Class Schedule
  • In-class assessment of coordinate skills: midpoints and spherical midpoints.
  • Law of cosines geometrically
  • Distance formula expressed using dot product.
  • Relationship between dot product and cosine.
Assignments
New

None.

Due Today

.
Ongoing

Work on Projects

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