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Hasil cari dari kata atau frase: Heptagonal (0.00944 detik)
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English → English (gcide)
Definition: Heptagonal
Heptagonal
\Hep*tag"o*nal\, a. [Cf. F. heptagonal.]
Having seven angles or sides.
[1913 Webster]
Heptagonal numbers (Arith.), the numbers of the series 1,
7, 18, 34, 55, etc., being figurate numbers formed by
adding successively the terms of the arithmetical series
1, 6, 11, 16, 21, etc.
[1913 Webster]
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