Dictionary

# right angle

*noun*

: an angle formed by two lines that are perpendicular to each other : an angle that measures 90°

## Full Definition of *RIGHT ANGLE*

**:**the angle bounded by two lines perpendicular to each other

**:**an angle of 90° or

^{1}⁄

_{2}π radians

—

**right–an·gled**\ˈrīt-ˈaŋ-gəld\ or**right–an·gle**\-gəl\*adjective*See right angle defined for English-language learners

See right angle defined for kids

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## Examples of *RIGHT ANGLE*

- A square has four
*right angles*. - Hold the nail
**at a right angle to**the board. - The two boards are joined
**at right angles to**each other.

## First Known Use of *RIGHT ANGLE*

15th century

## Rhymes with *RIGHT ANGLE*

RIGHT ANGLE Defined for Kids

## right angle

*noun*

## Definition of *RIGHT ANGLE* for Kids

**:**an angle formed by two lines that are perpendicular to each other

**:**an angle of 90 degrees

## Learn More About *RIGHT ANGLE*

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