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Algebra Revisited
Linear Systems
Solving Linear Systems, from 1 to 2 to N Variables
Systems in ≥2 Variables via Substitution, Elimination, Etc.
Algebra and Geometry of Convex Polygons
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Subtopics
What Do Intersections of Half-Planes Look Like?
Relation of Convex Polygons to Convex/Concave Functions
Vertices and Linear Programming in the Plane
Convex Sets in the Plane
Intersection of Convex Figures Is Convex
Convex Hull of Finitely Many Points
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