rhombus   3 videos

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  Rhombus Properties

  Geometry Polygons

  How to define a rhombus and compare it to a square and rectangle.

  rhombus congruent sides parallelogram angle bisectors perpendicular bisectors rectangles diagonals
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  Parallelogram Properties

  Geometry Polygons

  How to identify all of the special properties of parallelograms and use them to solve problems.

  opposite sides parallel opposite angles same side interior angles diagonals bisect consecutive angles rhombus rectangle square
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  Area of Kites and Rhombuses

  Geometry Area

  How to derive the area formula of a kite based on the rectangle formula; how to calculate the area of a rectangle using diagonal lengths.

  kite area diagonals consecutive sides vertex angle non vertex angle bisect perpendicular rhombus