naming angles

Front

Name the sides of the angle

Back

Ray EF and ED

Front

What does this represent?

Back

angle ABC

Front

This angle is written as...

Back

Angle ABC

Front

Name the sides of the angle

Back

Ray YX and YZ

Front

This angle is written as...

Back

∠ABC

Front

What is an angle?

Back

An angle is formed by two rays with a common endpoint called the vertex.

Front

What is the vertex of an angle?

Back

The vertex is the point where the two rays of an angle meet.

Front

What are rays in geometry?

Back

A ray is a part of a line that starts at a point and extends infinitely in one direction.

Front

How do you denote an angle?

Back

An angle is denoted by the symbol '∠' followed by the letters representing its vertex and points on each ray.

Front

What is the difference between acute, obtuse, and right angles?

Back

Acute angles are less than 90°, right angles are exactly 90°, and obtuse angles are greater than 90° but less than 180°.