quadrilateral ⪢⪢
#math
http://qindex.info/i.php?x=11766
 09 Types of Quadrilaterals and Other Polygons
syllogism, deductive
http://qindex.info/i.php?x=5009
 06 Quadrilaterals
Math Antics - Quadrilaterals
http://qindex.info/i.php?x=5157
◌◌◌ Quadrilateral
http://qindex.info/i.php?x=5167
Google ➔ DictionaryImageYouGlish

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