Illustration: In a school courtyard, a teacher and child draw a large circle with chalk tied to a cord. The teacher holds one end firmly at a small central peg, while the child kneels at the circumference with the chalk end.

JLPT N2nounLevel estimated by Bebop

半はん径けい

hankei

radius

Example sentences

  1. 地球ちきゅうの半径はんけいは、約やく6,000キロです。

    The radius of the Earth is about six thousand kilometres.

    Tatoeba · CC BY 2.0 FR · Source

  2. 原点げんてんを中心ちゅうしんとする半径はんけい2の円えんと，直線ちょくせん y = x − 1 の交点こうてんを求もとめよ。

    Consider a circle of radius 2 centered at the origin. Find its points of intersection with the line y = x - 1.

    Tatoeba · CC BY 2.0 FR · Source

  3. 当時とうじ、互たがいに接せっする多数たすうの円えんの半径はんけいの関係かんけいを求もとめる問題もんだいが広ひろく扱あつかわれた。

    At that time, people were concerned with problems concerning the relationship of the radii of several circles that touch each other.

    KFTT corpus (NICT), Wikipedia · CC BY-SA 3.0 · Source

Kanji in 半径

  • 半half; middleOnハンKunなかば
  • 径diameter; pathOnケイKunみち・こみち・さしわたし

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