ISEE/SSAT Vocabulary Builder›Words›Q›quadrilateral
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quadrilateral
flat shape with four straight sides
Synonyms
- tetragon
- quadrangle
quadrilateral in a sentence
The kite's fabric was cut into a quadrilateral before the frame was attached.
In geometry class, students measured each side of the quadrilateral to prove none of its four angles were equal.
Where it comes from
From Latin quadri- 'four' plus latus 'side'
Memory hook
QUADRI (four) + LATERAL (side) — a quadrilateral has four sides.
Word parts
- quad, tetra — four
quadrilateral: quad (four) + later (side)
Read it in context
- Stitches Before Saturday Narrative
Practice quadrilateral in the app