1
conic
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conic section
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ellipsoid
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heart
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hemicycle
1
oblong
1
paraboloid
1
polygon
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polygonal shape
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sector
1
semicircle
1
star
1
tree
1
tree diagram
11 years ago|91 views|share |citing 
APASmart Define. (2015). plane figure thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/plane_figure/thesaurus/narrower
ChicagoSmart Define. 2015. "plane figure thesaurus" https://smartdefine.org/plane_figure/thesaurus/narrower (accessed September 22, 2026).
HarvardSmart Define 2015, plane figure thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/plane_figure/thesaurus/narrower>.
MLASmart Define. "plane figure thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/plane_figure/thesaurus/narrower>