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the claim
A square is a closed figure with four equal sides, opposite sides that are parallel, and interior angles that are all 90 degrees.
the verdict
SUPPORTED
the evidence backs this
Recorded sources
5 sources for · 0 against
AS REPORTEDno primary record reached; this is what the reporting says
Is it true that a square is a closed figure with four equal sides, opposite sides that are parallel, and interior angles that are all 90 degrees?
Yes. The claim accurately describes the geometric definition of a square, which is verified by standard mathematics references confirming its equal sides, parallel opposite sides, and ninety-degree interior angles.
Verdict: SUPPORTED · 5 sources for, 0 against · Last checked
How claims like this are judged
Judged against reference works: claims of this kind are settled by reference works, not journal abstracts.
Evidence for · 5
Reference article covering this claim directly
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Wikipedia: Square. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Square
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More for · 4
Confirms a square has all sides equal and all angles at 90 degrees.
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LibreTexts: LibreTexts: Perimeter and Area. (n.d.). LibreTexts. https://math.libretexts.org/Courses/Lake_Tahoe_Community_College/Supplemental_Lecture_Notes/Liberal_Arts_Math/Finance_Geometry_and_Logic/Perimeter_and_Area
Notes a square is a parallelogram with four right angles, congruent sides, and parallel sides.
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Wikibooks: Wikibooks: Geometry/Parallelograms. (n.d.). Wikibooks. https://en.wikibooks.org/wiki/Geometry/Parallelograms
Defines a square as a parallelogram with four sides of equal length and four right angles.
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Wikipedia: Wikipedia: Parallelogram. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Parallelogram
States a square is a figure with all its sides equal and all angles right.
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Wikisource: Wikisource: An introduction to linear drawing/Chapter 1. (n.d.). Wikisource. https://en.wikisource.org/wiki/An_introduction_to_linear_drawing/Chapter_1
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