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MINI #35 - USING SIMILARITY TO SOLVE GEOMETRY PROBLEMS

Plane Geometry
Proportional Reasoning

Video by Art of Problem Solving's Richard Rusczyk.

MINI #30 - SIMILAR TRIANGLES AND PROPORTIONAL REASONING

Plane Geometry
Proportional Reasoning

Video by Art of Problem Solving's Richard Rusczyk.

MINI #43 - USING SIMILARITY TO SOLVE GEOMETRY PROBLEMS

Plane Geometry
Proportional Reasoning
Solid Geometry

Video by Art of Problem Solving's Richard Rusczyk.

MINI #54 - SIMILAR TRIANGLES

Plane Geometry
Proportional Reasoning

Video by Art of Problem Solving's Richard Rusczyk.

MINI #62 - SOLVING COUNTING PROBLEMS USING CASES

Probability, Counting and Combinatorics

Video by Art of Problem Solving's Richard Rusczyk.

MINI #99 - CONDITIONAL PROBABILITY

Probability, Counting and Combinatorics

Video by Art of Problem Solving's Richard Rusczyk.