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🇮🇹Italian Source WordCode: IT

angolo interno

Pronunciation / Transliteration: /ˈan.ɡo.lo inˈtɛr.no/

🇬🇧 Direct English Meaning:
Interior angle/ɪnˈtɪə.ri.ə ˈæŋ.ɡəl/
nounCEFR B2 (Upper)Top #28400 frequency
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🇮🇹 Example Sentence in Italian:

"La somma degli angoli interni di un triangolo è 180 gradi."

Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    An angle formed on the inside of a geometric polygon by two adjacent sides.

    "The sum of the interior angles of any triangle is always 180 degrees."
  2. 2

    An angle formed between two parallel lines when intersected by a transversal line, located between the parallel lines on opposite sides of the transversal.

    "When a transversal crosses two parallel lines, alternate interior angles are equal in measure."

Thesaurus & Semantic Spectrum

Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

Derived from the Latin 'interior' (inner, on the inside), a comparative form of 'in' (in, within), combined with the Middle English 'angle', from Latin 'angulus' meaning a corner. The term emerged in mathematical discourse during the late 16th century to describe the inner space formed by the intersection of two lines or sides of a polygon.

Quick Vocabulary Retention Check

Which of the following is the closest synonym for "Interior angle"?

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Thesaurus & Synonyms Graph

Explore Nuanced Synonyms for "Interior angle"

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