Measuring Segments and Angles August 27-28

Front

What is the length of segment CD if it measures 8 units?

Back

8 units

Front

Find the missing angle if the options are 43, 47, 57, 67 degrees and the answer is 67 degrees.

Back

67 degrees

Front

What is a line segment?

Back

A section of line between 2 points.

Front

Find the value of ∠A if the options are 25 degrees, 30 degrees, 35 degrees, 90 degrees and the answer is 25 degrees.

Back

25 degrees

Front

What do you call two rays that have a common endpoint?

Back

Angle

Front

Define an angle in geometry.

Back

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

Front

What is the sum of angles in a triangle?

Back

180 degrees.

Front

If one angle measures 50 degrees, what is the measure of its complement?

Back

40 degrees.

Front

What is the definition of a ray?

Back

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

Front

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

Back

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