Missing Angle Measurements

Front

Which could be the measurement of an acute angle?

Back

An acute angle is an angle that measures less than 90 degrees. Examples include 35 degrees.

Front

What could be the measurement of an obtuse angle?

Back

An obtuse angle is an angle that measures more than 90 degrees but less than 180 degrees. An example is 130 degrees.

Front

What is the measure of angle BCE if it is given as 60 degrees?

Back

Angle BCE measures 60 degrees.

Front

Complementary angles are angles that add up to ___________.

Back

Complementary angles add up to 90 degrees.

Front

What is the measurement of y if it is given as 103?

Back

The measurement of y is 103 degrees.

Front

What is a right angle?

Back

A right angle is an angle that measures exactly 90 degrees.

Front

What is a straight angle?

Back

A straight angle is an angle that measures exactly 180 degrees.

Front

What is the sum of angles in a triangle?

Back

The sum of angles in a triangle is always 180 degrees.

Front

What is an angle?

Back

An angle is formed by two rays that share a common endpoint, called the vertex.

Front

What is a reflex angle?

Back

A reflex angle is an angle that measures more than 180 degrees but less than 360 degrees.