MINI #84 - TRAPEZOIDS AND TRIANGLES Coordinate Geometry Plane Geometry Video by Art of Problem Solving's Richard Rusczyk.
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.
MINI #16 - RELATIONSHIPS BETWEEN A BOX'S DIMENSIONS, VOLUME AND SURFACE AREA Measurement Solid Geometry Video by Art of Problem Solving's Richard Rusczyk.
MINI #6 - MATHCOUNTS POSTER SOLUTIONS Measurement Probability, Counting and Combinatorics Video by Art of Problem Solving's Richard Rusczyk.
MINI #100 - CAREFUL COUNTING: A MEASUREMENT LESSON Measurement Video by Art of Problem Solving's Richard Rusczyk.
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...