MINI #35 - USING SIMILARITY TO SOLVE GEOMETRY PROBLEMS Plane Geometry Proportional Reasoning Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #30 - SIMILAR TRIANGLES AND PROPORTIONAL REASONING Plane Geometry Proportional Reasoning Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #15 - PROBABILITY WITH GEOMETRY REPRESENTATIONS Plane Geometry Probability, Counting and Combinatorics Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #11 - TANGENT SEGMENTS & SIMILAR TRIANGLES Plane Geometry Proportional Reasoning Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #43 - USING SIMILARITY TO SOLVE GEOMETRY PROBLEMS Plane Geometry Proportional Reasoning Solid Geometry Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #54 - SIMILAR TRIANGLES Plane Geometry Proportional Reasoning Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #59 - RATIOS Percents and Fractions 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 #99 - CONDITIONAL PROBABILITY Probability, Counting and Combinatorics Video by Art of Problem Solving's Richard Rusczyk. Read More
AVERAGES Sequences, Series and Patterns Statistics and Data Explore measures of central tendency, specifically mean and median, by solving common types of MATHCOUNTS problems related to sets of numbers. Use the extension at the end to develop a rule for... Read More