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Quadrangles

Quadrangles. Lesson 6.5. What is a quadrangle?. All quadrangles are 2-dimensional All quadrangles have 4 vertices All quadrangles have 4 sides All quadrangles have 4 angles QUAD means 4. Quadrangles can be…. Parallelograms Where are the parallel lines?. They may not be parallelograms.

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Quadrangles

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  1. Quadrangles Lesson 6.5

  2. What is a quadrangle? • All quadrangles are 2-dimensional • All quadrangles have 4 vertices • All quadrangles have 4 sides • All quadrangles have 4 angles QUAD means 4

  3. Quadrangles can be…. Parallelograms Where are the parallel lines? They may not be parallelograms

  4. Quadrangles (quadrilaterals) • Rectangle: 2 pairs of equal sides, 4 right angles • Parallelogram: two pairs of parallel sides • Square: 4 equal sides; 4 right angles • Rhombus: 4 equal sides; opposite sides parallel

  5. Quadrangles; continued • Trapezoid: only 2 sides parallel; parallel sides not equal • Kite: 2 pairs of adjacent equal sides; opposite sides not equal

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