Quadrilaterals

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Last updated 9:45 PM on 6/16/26
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6 Terms

1
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Quadrilateral

  • 4 straight sides

  • 4 interior angles

  • Sum of interior angles is 360

2
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Trapezoid

  • At least one pair of parallel sides

3
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Isosceles trapezoid

  • Legs congruent

  • Base angles congruent

  • Opposite angles add up to 180

  • Diagonals congruent

4
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Parallelogram

  • Opposite sides congruent

  • Opposite angles congruent

  • Opposite sides parallel

  • Diagonals bisect each other

  • Diagonals cut the parallelograms into congruent triangles

5
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Rectangle

  • 4 right angles

  • Diagonals are congruent

6
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  • Rhombus

  • 4 congruent sides

  • Diagonals are perpendicular

  • Diagonals bisect angles