All Videos
- MATHCOUNTS Minis
MINI #45 - MAXIMUM AREA OF INSCRIBED RECTANGLES & TRIANGLES
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #44 - RECOGNIZING SQUARES AND SOLVING A SIMPLER PROBLEM
Video by Art of Problem Solving's Richard Rusczyk.
MINI #43 - USING SIMILARITY TO SOLVE GEOMETRY PROBLEMS
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #38 - SOLVING QUADRATIC EQUATIONS USING SUBSTITUTION SIMPLIFICATION
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #15 - PROBABILITY WITH GEOMETRY REPRESENTATIONS
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #10 - SQUARES OF BINOMIALS & WORKING WITH REPEATING DECIMALS AND RADICAL EXPRESSIONS
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #17 - RELATIONSHIPS BETWEEN ARITHMETIC SEQUENCES, MEAN AND MEDIAN
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #22 - GEOMETRY/30-60-90 RIGHT TRIANGLES
Video by Art of Problem Solving's Richard Rusczyk.
- MATHCOUNTS Minis
MINI #1 (PART 2) - PROBABILITY/ROLLING DICE
Video by Art of Problem Solving's Richard Rusczyk.
Our Story
The MATHCOUNTS Foundation is a 501(c)3 non-profit organization that reaches students in grades 6-8 in all US states and territories with 3 extracurricular math programs. More than a quarter million students participate in our programs or use our resources each year.
There are many paths to success in math. We help all students discover theirs.