根号

根號

gēnhào

noun #18,338

Measure Word

一个根号 gè

Meanings

1 radical sign (math)
2 root symbol

Characters

sign; symbol; number

Examples

根号里的数字是四。

Gēnhào lǐ de shùzì shì sì.

The number inside the radical sign is four.

老师在黑板上写了一个根号。

Lǎoshī zài hēibǎn shàng xiě le yígè gēnhào.

The teacher wrote a radical sign on the blackboard.

Tips

usage

开根号 (kāi gēnhào) means to extract the root. 平方根 = square root, 立方根 = cube root.

Stroke Order

根 gēn

号 hào