Trapezoid and Parallelogram properties

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7 Terms

1
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Side Properties of a Trapezoid

  1. At least one pair of opposite sides are parallel

  2. The non-parallel sides are congruent

2
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Angle properties of a trapezoid

  1. 2 pairs of same side interior angles. (Angles that add up to 180)

  2. both pairs of base angles are congruent. (Isosceles triangle with top cut off)

3
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Diagonal properties for a trapezoid

  1. Diagonals are congruent. (same length from angle to angle)

4
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Side properties for a parallelogram

  1. Both pairs of opposite sides are parallel

  2. Both pairs of opposite sides are congruent

5
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Angle properties of a parallelogram

  1. Consecutive angles are supplementary. (Add up to 180)

  2. Opposite angles are congruent. (A=C, B=D)

6
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Diagonal properties of a parallelogram

  1. 1 Diagonal cut shape into 2 congruent triangles

  2. 2 Diagonals bisect each other.

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Are rectangles parallelograms?

Yes by definition they are.