四边形 (sì biān xíng) — quadrilateral

Definition

A 4-sided closed figure (quadrilateral) — a parent category whose special cases include 平行四边形 (parallelogram), 矩形 (rectangle), 梯形 (trapezoid), and 正方形 (square).

noun

quadrilateral

Measure word · 个

Examples

四边形？
Zhè ge sì biān xíng de miàn jī zěn me jì suàn?
How do you calculate the area of this quadrilateral?
四边形。
Lǎo shī zài hēi bǎn shàng huà le yí gè sì biān xíng.
The teacher drew a quadrilateral on the blackboard.
四边形。
Zhèng fāng xíng shì yì zhǒng tè shū de sì biān xíng.
A square is a special type of quadrilateral.

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