VocabDictionary
🇬🇧English to English[interior angle sum]

interior angle sum

/ɪnˈtɪər.i.ər ˈæŋ.ɡəl sʌm/intermediate Level

English Meaning & Definitions

1.noun

The total measurement of all the interior angles of a closed geometric figure, such as a polygon.

Example Sentences:
  • The interior angle sum of any triangle is always 180 degrees.
  • By applying the formula, she quickly calculated the interior angle sum of a regular octagon.
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English Synonyms & Near Equivalents

English Antonyms & Opposites

Comprehensive Thesaurus Breakdown

Compare formal, informal, literary synonyms and register nuances for “interior angle sum”.

Thesaurus Entry
Cultural Origin & Etymology

The term combines 'interior' from Latin 'interior' (inner, further in), 'angle' from Latin 'angulus' (a corner), and 'sum' from Latin 'summa' (the highest part, total amount), reflecting the mathematical calculation of the total measurement of all inside corners of a polygon.

Memory Aid & Mnemonic

Remember the formula (n - 2) × 180°: triangles inside a polygon always dictate the total sum.

Frequently Asked Questions About “interior angle sum

1. What is the meaning of “interior angle sum” in English?

In English, interior angle sum (noun) is defined as: “The total measurement of all the interior angles of a closed geometric figure, such as a polygon.”.

2. How do you use “interior angle sum” in a sentence?

The interior angle sum of any triangle is always 180 degrees.

3. What are English synonyms of “interior angle sum”?

4. What is the etymology and word origin of “interior angle sum”?

The term combines 'interior' from Latin 'interior' (inner, further in), 'angle' from Latin 'angulus' (a corner), and 'sum' from Latin 'summa' (the highest part, total amount), reflecting the mathematical calculation of the total measurement of all inside corners of a polygon.