RATIOS & SIMPLE PROBABILITY Probability, Counting and Combinatorics This plan builds on what Mathletes already know about ratios to introduce the definition of probability as a ratio of desired outcomes to total outcomes. Mathletes will then practice calculating the... Read More
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 #34 - GEOMETRY: CIRCLES AND RIGHT TRIANGLES Algebraic Expressions and Equations Plane Geometry Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #27 - AREA AND VOLUME Plane Geometry Solid Geometry Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #16 - RELATIONSHIPS BETWEEN A BOX'S DIMENSIONS, VOLUME AND SURFACE AREA Measurement Solid Geometry Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #8 - GEOMETRY/AUXILIARY LINES & SPECIAL RIGHT TRIANGLES Plane Geometry Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #39 - CIRCLES AND AREA REVISITED Plane Geometry Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #40 - SUM AND AVERAGE OF AN EVENLY SPACED LIST OF INTEGERS Number Theory Video by Art of Problem Solving's Richard Rusczyk. Read More