DTM | Symmetric Plane Figures(Adapted from Taxon, 1962)Symmetric Solid Shapes | 2004-06-05 |
Length:Width | 12:1 | 6:1 | 3:1 | 2:1 | 3:2 | 6:5 | 1:1 | 5:6 | 2:3 | 1:2 | 1:3 | 1:6 | 1:12 | ||||||||||||||||||||||
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Elliptic With widest axis at midpoint of structure and with margins symmetrically curved |
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Oblong With widest axis at midpoint of structure and with margins essentially parallel |
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Ovate With widest axis below middle and with margins symmetrically curved; egg-shaped |
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Obovate Inversely ovate |
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Rhombic With widest axis at midpoint of structure, and with straight margins; elliptic but margins straight and middle angled |
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Trullate With widest axis below middle and with straight margins; ovate but margins straight and angled below middle, trowel-shaped |
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Obtrullate Inversely trullate |
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Triangular With three sides and three angles |
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Obtriangular Inversely triangular |
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