MINI #32 - USING ALGEBRA AND NUMBER SENSE AS SHORTCUTS Algebraic Expressions and Equations Problem Solving (Misc.) Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #66 - SIMILARITY AND PROPORTIONAL REASONING Plane Geometry Proportional Reasoning Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #78 - MORE ANALYTIC GEOMETRY Coordinate Geometry Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #84 - TRAPEZOIDS AND TRIANGLES Coordinate Geometry Plane Geometry Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #87 - USING GEOMETRIC MODELS TO DETERMINE PROBABILITY Coordinate Geometry Plane Geometry Probability, Counting and Combinatorics Video by Art of Problem Solving's Richard Rusczyk. Read More
RATIOS AND AREA Measurement Plane Geometry Proportional Reasoning Understanding and applying ratios can be used in a variety of problems, from finding a missing measurement to determining scale between similar figures. Mathletes will solve problems using ratios... Read More