出典:Wiktionary
出典:『Wiktionary』 (2025/10/09 12:45 UTC 版)
From rhombus.
Rhombus m sg (genitive Rhombī); second declension
Second-declension noun, singular only.
| singular | |
|---|---|
| nominative | Rhombus |
| genitive | Rhombī |
| dative | Rhombō |
| accusative | Rhombum |
| ablative | Rhombō |
| vocative | Rhombe |
出典:Wikipedia
出典:『Wikipedia』 (2011/06/14 13:56 UTC 版)
In geometry, a rhombus or rhomb is a quadrilateral whose four sides all have the same length. The rhombus is often called a diamond, after the diamonds suit in playing cards, or a lozenge, though the latter sometimes refers specifically to a rhombus with a 45° angle.
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名詞の変化形:
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