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... Read More
MINI #66 - SIMILARITY AND PROPORTIONAL REASONING Plane Geometry Proportional Reasoning 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 #32 - USING ALGEBRA AND NUMBER SENSE AS SHORTCUTS Algebraic Expressions and Equations Problem Solving (Misc.) Video by Art of Problem Solving's Richard Rusczyk. Read More