COUNTING SHAPES IN A COMPLEX FIGURE Probability, Counting and Combinatorics This plan will help Mathletes to develop a strategic approach to counting the occurrences of a certain shape in a more complex figure made of multiple intersecting lines. Read More
MINI #21 - COUNTING RECTANGLES IN A GRID/SQUARES IN A LATTICE GRID Probability, Counting and Combinatorics 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 #5 (PART 1) - PERFECT SQUARES/USING A SIMPLER CASE TO SOLVE A PROBLEM Probability, Counting and Combinatorics Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #5 (PART 2) - PERFECT SQUARES/USING A SIMPLER CASE TO SOLVE A PROBLEM Probability, Counting and Combinatorics 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 #62 - SOLVING COUNTING PROBLEMS USING CASES Probability, Counting and Combinatorics 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 #83 - SEQUENCES OF NUMBERS AND EVENTS Probability, Counting and Combinatorics Problem Solving (Misc.) Sequences, Series and Patterns Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #100 - CAREFUL COUNTING: A MEASUREMENT LESSON Measurement Video by Art of Problem Solving's Richard Rusczyk. Read More