Question

Which new angle is created by extending one side of a triangle?

Answer 1

It’s an exterior angle

Explanation:

An interior angle is an angle contained in the lines. An exterior angle is an angle on the outside is the lines

Answer 2

Extended angle.

Explanation

The angles inside a figure are called interior angles.

They are formed when any two vertices of a figure meet.

When one of the vertices is extended the angle formed by the extension and the vertex on the figure is called an extended angle.

Extended angle + Interior angle = 180° (angles in a straight line)