MINI #8 - GEOMETRY/AUXILIARY LINES & SPECIAL RIGHT TRIANGLES Plane Geometry Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #58 - LABELING FIGURES: A GEOMETRY PROBLEM SOLVING STRATEGY Plane Geometry Video by Art of Problem Solving's Richard Rusczyk. Read More
SPECIAL RIGHT TRIANGLES Algebraic Expressions and Equations Plane Geometry Mathletes will become familiar with properties of 45-45-90 and 30-60-90 triangles. In this plan, the relationships between the sides of these two special right triangles will be derived. Then... Read More
MINI #22 - GEOMETRY/30-60-90 RIGHT TRIANGLES Plane Geometry Video by Art of Problem Solving's Richard Rusczyk. Read More