Definition, Meaning & Synonyms

vertical angles

noun

/ˈvɜːrtɪkəl ˈæŋɡəlz/

Definition

Vertical angles are the angles opposite each other when two lines intersect.

Examples

When two lines intersect at a point, the vertical angles formed are always equal. For example, if one angle measures 30 degrees, the opposite angle will also measure 30 degrees.
In geometry, identifying vertical angles can be helpful in solving problems related to intersecting lines.

Meaning

When two lines cross each other, they form pairs of angles. The angles that are across from each other at the intersection are known as vertical angles. They are always equal in measure.