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    B1UK
    #circle#composite#base#quarter#highly#fixed

    Do YOU know why 360 is SPECIAL?

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    林宜悉 posted on 2026/04/20
    Ever wondered why a circle has exactly 360 degrees? This video dives into the fascinating history and math behind it, exploring the ancient sexagesimal system used by Babylonians! You'll pick up some cool vocabulary related to math history and geometry while uncovering this neat piece of knowledge.

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    US /səbˈskraɪb/

    ・

    UK /səb'skraɪb/

    • Verb (Transitive/Intransitive)
    • To regularly pay to receive a service
    B1TOEIC
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    basically

    US /ˈbesɪkəli,-kli/

    ・

    UK /ˈbeɪsɪkli/

    • Adverb
    • Used before you explain something simply, clearly
    • In essence; when you consider the most important aspects of something.
    A2
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    ancient

    US /ˈenʃənt/

    ・

    UK /'eɪnʃənt/

    • Adjective
    • Very old; having lived a very long time ago
    • Relating to a period in history, especially in the distant past.
    • Noun
    • A person who lived in ancient times.
    A2
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    positive

    US /ˈpɑzɪtɪv/

    ・

    UK /ˈpɒzətɪv/

    • Adjective
    • Showing agreement or support for something
    • Being sure about something; knowing the truth
    • Noun
    • A photograph in which light areas are light and dark areas are dark
    A2
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    Use Energy
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    energy point vocabulary

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