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Quadrilaterals that are Parallelograms ( Video ) | Geometry | CK-12 Foundation
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Quadrilaterals that are Parallelograms
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Quadrilaterals that are Parallelograms
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Geometry
Quadrilateral Classification
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Opposite Sides of a Parallelogram
Proves that a quadrilateral is a parallelogram if and only if the opposite sides are congruent.
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Proves that a quadrilateral is a parallelogram if and only if the opposite sides are congruent.
Difficulty Level
At Grade
Date Created:
Jul 22, 2013
Last Modified:
Apr 29, 2014
Subjects:
mathematics
Geometry
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Opposite Sides of a Parallelogram
Hi! I have found this great resource at CK-12...
Opposite Sides of a Parallelogram
http://www.ck12.org/geometry/Quadrilaterals-that-are-Parallelograms/lecture/Opposite-Sides-of-a-Parallelogram/r1/
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Hi! I have found this great resource at CK-12...
Opposite Sides of a Parallelogram
http://www.ck12.org/geometry/Quadrilaterals-that-are-Parallelograms/lecture/Opposite-Sides-of-a-Parallelogram/r1/
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