DIFFERENCE OF SQUARES Algebraic Expressions and Equations An important formula to know, the difference of squares identity is derived geometrically in the video for this practice plan. Mathletes will then try to recognize the difference of squares structure... Read More
MINI #35 - USING SIMILARITY TO SOLVE GEOMETRY PROBLEMS Plane Geometry Proportional Reasoning Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #30 - SIMILAR TRIANGLES AND PROPORTIONAL REASONING 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
MINI #19 - TURNING WORD PROBLEMS INTO ALGEBRA EQUATIONS Algebraic Expressions and Equations Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #20 - USING THE DIFFERENCE OF SQUARES TO SOLVE PROBLEMS Algebraic Expressions and Equations Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #28 - NEW APPROACHES TO RATE X TIME = DISTANCE Algebraic Expressions and Equations General Math Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #37 - ALGEBRA RATES Algebraic Expressions and Equations Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #43 - USING SIMILARITY TO SOLVE GEOMETRY PROBLEMS Plane Geometry Proportional Reasoning Solid Geometry Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #44 - RECOGNIZING SQUARES AND SOLVING A SIMPLER PROBLEM Algebraic Expressions and Equations Video by Art of Problem Solving's Richard Rusczyk. Read More