Kumi logo
    Kumi

    Learn Japanese. Where understanding folds into fluency.

    Dictionary

    KanjiKanji vocabularyKana vocabularyKanaRadicalsGrammarJLPT N5

    Learn

    GuidesStart where you areWhat is KMT?RoadmapFAQ

    Connect

    EmailDiscordInstagramThreadsTikTokYouTubeLinkedInBlueskyX

    Newsletter

    Start learning free →

    Free forever tier. No card required.

    © 2026 Kumiai Inc. All rights reserved.

    AboutFAQContactStatusPrivacyTermsAttributions
    Dictionary
    1. Dictionary
    2. Kanji Vocab
    3. 外角

    外角

    外がい角かく

    external angle

    KMT6News #11+1NounSports & Martial ArtsScience & MathKanji Vocab12 strokes

    がいかく

    Noun

    1.
    external angle, exterior angle
    mathematics
    2.
    outside corner
    baseball

    Stroke 0 / 12

    Speed1.0x

    三さん角かく形けいの外がい角かくの和わは360度さんびゃくろくじゅうどです。

    The sum of the exterior angles of a triangle is 360 degrees.

    KMT5Science & Math
    彼かれは外がい角かくのストレートをうまく打うち返かえした。

    He hit the outside corner fastball well.

    KMT6Sports & Martial Arts
    投とう手しゅは外がい角かく低ひくめに変へん化か球きゅうを投なげ、バッターを打うち取とった。

    The pitcher threw an off-speed pitch low and away, getting the batter out.

    KMT6Sports & Martial Arts
    幾き何か学がくでは、多た角かく形けいの外がい角かくの性せい質しつを理り解かいすることが重じゅう要ようだ。

    In geometry, it is important to understand the properties of exterior angles of polygons.

    KMT7Science & MathEducation
    この建たて物ものの設せっ計けいでは、外がい角かくの処しょ理りが非ひ常じょうに複ふく雑ざつだった。

    In the design of this building, the treatment of the exterior angles was very complex.

    KMT7Science & MathArt & Design

    Kanji that make up this word

    外
    そと・ほか・はず.す・はず.れる・と-…(5)
    outside
    角
    かど・つの…(6)
    angle・corner・square・horn・antlers
    Kumi logo

    Track your mastery

    Kumi's KMT system tracks your mastery across kanji, vocabulary, grammar, and reading. Create a free account to use it on 220,000+ concepts.

    Related concepts for this entry

    Used in vocabulary

    • 外
    • 角

    Explore more

    Kanji Vocab dictionary›Browse all entries›