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Two angles whose sum is 90 degrees are called complementary angles.

Two angles whose sum is 180 degrees are called supplementary angles.

A single angle of 90 degrees is called a right angle.

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15y ago
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14y ago

complementary

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Q: A pair of angles whose sum is 90 degrees are called?
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Related questions

What are a pair of adjacent angles called whose non-common sides are opposite rays?

A pair of adjacent angles whose non-common sides are opposite rays are called a linear pair. The measure of a straight angle is 180 degrees, so a linear pair of angles must add up to 180 degrees.


A pair of adjacent angles whose noncommon sides are opposite rays?

A pair of adjacent angles whose non-common sides are opposite rays are called a linear pair. The measure of a straight angle is 180 degrees, so a linear pair of angles must add up to 180 degrees.


What is a pair of angles whose measures add up to 90 degrees?

Complementary angles


What are two angles whose measure has a sum of 90 degrees?

They are a complementary pair of angles.


What are two adjacent angles called whose measures add up to 180 degrees?

They are called linear pair, because their farthest sides lie on the same line.Any two angles that add to 180 degrees are called supplementary angles.


What are two angles whose measure hasa a sum of 180 degrees?

They are a supplementary pair of angles.


What is the name of a pair of angles whose sum equals 90 degrees?

complementary


Are supplementary angles always linear pair?

Supplementary angles are angles whose sum always equals 180 degrees.


Special pair of angles whose sum is 180 degrees and share a common side?

Supplementary angles add up to 180 degrees


Special pair of angles whose sum is 180 degrees and share a common side and vertex?

Supplementary angles.


Two angles whose measures add up to 180 are called what?

The angles are called supplementary if they add to 180 degrees. Where the two angles are adjacent, they form a "linear pair" such that their farthest sides lie on the same line.


What are supplementary angles that are NOT a linear pair?

Any two angles whose measures add up to 180 degrees. For example, opposite angles of a cyclic quadrilateral (quadrilateral whose vertices are on a circle).