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Classifying Polygons

Classifying Polygons. Triangles. Triangles are classified by their angle measures or by the number of congruent sides Acute, Obtuse and Right Equilateral, Isosceles, and Scalene. Based on Angles. 3 Acute Angles. O btuse. ACUTE. 1 Obtuse Angle. Right 1 Right Angle.

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Classifying Polygons

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  1. Classifying Polygons

  2. Triangles • Triangles are classified by their angle measures or by the number of congruent sides • Acute, Obtuse and Right • Equilateral, Isosceles, and Scalene

  3. Based on Angles 3 Acute Angles Obtuse ACUTE 1 Obtuse Angle Right 1 Right Angle

  4. Based on Sides Equilateral Isosceles Scalene

  5. Quadrilaterals Quadrilateral Four Sided Parallelogram Both pairs of opposite sides parallel Trapezoid Exactly one pair of parallel lines Rhombus Four congruent sides Rectangle Four right angles

  6. Contains the 4 right angles from the rectangle and four congruent sides of a rhombus

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