4
right triangle
3
equiangular triangle
3
equilateral triangle
3
oblique triangle
3
right-angled triangle
2
acute-angled triangle
2
acute triangle
2
cuneus
2
isosceles triangle
2
obtuse-angled triangle
2
obtuse triangle
2
scalene triangle
2
wedge
2
wedge shape
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APASmart Define. (2016). triangle thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/triangle/thesaurus/narrower
ChicagoSmart Define. 2016. "triangle thesaurus" https://smartdefine.org/triangle/thesaurus/narrower (accessed September 20, 2026).
HarvardSmart Define 2016, triangle thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/triangle/thesaurus/narrower>.
MLASmart Define. "triangle thesaurus" 31 March 2016. Web. 20 September 2026. <https://smartdefine.org/triangle/thesaurus/narrower>