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supplementary angles

American  
[suhp-luh-men-tuh-ree ang-guhlz] / ˌsʌp ləˈmɛn tə ri ˈæŋ gəlz /

plural noun

  1. Geometry. a pair of angles whose sum is 180°.


supplementary angles Scientific  
/ sŭp′lə-mĕn′tə-rē /
  1. Two angles whose sum is 180°.


Example Sentences

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See Examples For:

In the next example, we remember that the measures of supplementary angles add to 180.

From Textbooks ● May 6, 2020

The measures of two supplementary angles add to 180 degrees.

From Textbooks ● Apr. 22, 2020

The difference of two supplementary angles is 24 degrees.

From Textbooks ● Apr. 22, 2020

The difference of two supplementary angles is 88 degrees.

From Textbooks ● Apr. 22, 2020

It may be noted that ∠P2CP1, being made up of halves of two supplementary angles, is a right angle.

From The Teaching of Geometry by David Eugene Smith

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