Last Updated
：2026/01/04
半径
Hiragana
はんけい
Noun
Japanese Meaning
（幾何学）半径
Easy Japanese Meaning
まるのまんなかからふちまでのきょり
Chinese (Simplified) Meaning
圆或球中心到边界的距离 / 圆或球直径的一半 / 表示圆或球大小的基本度量
Chinese (Traditional) Meaning
從圓心到圓周的線段或距離 / 從球心到球面上任一點的線段或距離
Korean Meaning
반지름 / 반경
Vietnamese Meaning
bán kính (hình học) / khoảng cách từ tâm đến một điểm trên đường tròn hoặc mặt cầu
Tagalog Meaning
layo mula sa sentro ng bilog hanggang sa gilid / kalahati ng diyametro / segmentong tuwid mula sa sentro ng bilog patungo sa isang punto sa palibot
Sense（1）
(geometry) radius
（ canonical ）
（ romanization ）
（ kyūjitai ）
（ hiragana ）
Quizzes for review
See correct answer
To find the radius of this circle, you need to divide the diameter by two or use the area formula in reverse.
To find the radius of this circle, you need to divide the diameter by two or use the area formula in reverse.
See correct answer
この円の半径を求めるには、直径を二で割るか、面積の公式を逆に使う必要がある。
Japanese - English
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