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the claim

A parallelogram is a quadrilateral that has two pairs of parallel sides.

the verdict
SUPPORTED
the evidence backs this
Recorded sources
5 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

AS REPORTEDno primary record reached; this is what the reporting says

Is it true that a parallelogram is a quadrilateral that has two pairs of parallel sides?

Yes. A parallelogram is defined in geometry as a quadrilateral that has two pairs of parallel sides, which is standard textbook knowledge supported by multiple reference entries.

Verdict: SUPPORTED · 5 sources for, 0 against · Last checked

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Evidence for · 5
Wikipedia: Parallelogram
Reference article covering this claim directly
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Wikipedia: Parallelogram. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Parallelogram

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More for · 4
Wikipedia: Quadrilateral
Reference article covering this claim directly
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Wikipedia: Quadrilateral. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Quadrilateral

2 recorded entries grouped as this source

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Wikipedia: Wikipedia: Quadrilateral
Explicitly defines a parallelogram as a quadrilateral with two pairs of parallel sides.
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Wikipedia: Wikipedia: Quadrilateral. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Quadrilateral

LibreTexts: LibreTexts: 9.02: Polygons
Confirms that a parallelogram is a quadrilateral where opposite sides are parallel.
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LibreTexts: LibreTexts: 9.02%3A Polygons. (n.d.). LibreTexts. https://math.libretexts.org/Courses/Las_Positas_College/Math_for_Liberal_Arts/09%3A_Geometry/9.02%3A_Polygons

Wikibooks: Wikibooks: Geometry Course/Polygon/Quadrilateral/Parallelogram
Defines a parallelogram as a geometric figure (quadrilateral) with two pairs of parallel sides.
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Wikibooks: Wikibooks: Geometry Course/Polygon/Quadrilateral/Parallelogram. (n.d.). Wikibooks. https://en.wikibooks.org/wiki/Geometry_Course/Polygon/Quadrilateral/Parallelogram

Wikisource: Wikisource: 1911 Encyclopædia Britannica/Geometry
Describes a parallelogram as a quadrilateral formed by two pairs of parallels.
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Wikisource: Wikisource: 1911 Encyclopædia Britannica/Geometry. (n.d.). Wikisource. https://en.wikisource.org/wiki/1911_Encyclopædia_Britannica/Geometry

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