chemistry definition   4 videos

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  Writing a Good Definition

  Geometry Geometry Building Blocks

  How to write a good definition that does not have a counterexample.

  definition counterexample classify quantify parallelogram
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  Counterexample

  Geometry Geometry Building Blocks

  How to use a counterexample to prove a definition or conjecture incorrect.

  counterexample definition conjecture
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  Locus and Definition of a Circle and Sphere

  Geometry Circles

  How to define a circle and a sphere using the word locus.

  locus set of points distance plane circle sphere given
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  Transformations and Isometries

  Geometry Transformations

  How to determine the types of transformations, the definition of isometry, and how to say and write a transformation's new image.

  transformation isometry figure image dilation rotation translation reflection rigid transformation prime maps