Naming Angles

Front

Which is a correct name for the angle using three points?

Back

∠FED is the correct name for the angle using points F, E, and D.

Front

What does angle ABC represent?

Back

Angle ABC is the angle formed by the rays AB and AC.

Front

Name the vertex of the angle formed by points S, R, and Q.

Back

The vertex of the angle is point R.

Front

What is the measurement of the angle if it is given as 156˚?

Back

The measurement of the angle is 156 degrees.

Front

What is the measurement of a right angle?

Back

A right angle measures 90 degrees.

Front

Define an angle.

Back

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

Front

What is the symbol used to denote an angle?

Back

The symbol used to denote an angle is '∠'.

Front

How do you name an angle using its vertex?

Back

An angle can be named using its vertex and any two points on the rays, e.g., ∠R.

Front

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

Back

Acute angles measure less than 90˚, obtuse angles measure more than 90˚ but less than 180˚, and right angles measure exactly 90˚.

Front

What is a straight angle?

Back

A straight angle measures exactly 180 degrees.