- Math Tools for CMSFactorization - Visual illustration of divisor pairsGraph the LinePythagorean Theorem Proof without WordsSum of Interior Angles of TriangleSeven Circles TheoremSlope of a lineCross Sections of a Rectangular PrismVisual PercentagesNet for a Rectangular PrismSurface Area for CuboidPyramid and CubePrime Factors - step by stepAdding IntegersSolving percents with a bar modelParallel Lines with TransversalPercentageEstimating PercentsArea FOIL Model (X + W)(X + L); X,LPercent BarUnit Circle and AnglesCosine Emulatorlaw of cosines (proof)Comparing Size by Cut and Paste Q3Unit Circle - exact valuesTransformationsTest yourself: ReflectionInclined Plane with Two Masses and a PulleyUnit Circle and Sine GraphMixture Problems with RatiosExploring Variables cSimilar TrianglesAdd and Subtract Integers with Counters