Unit 10 Vocabulary Review

What angle measures LESS than 90 degrees?

• right angle

• acute angle

• obtuse angle

• straight angle

What is a tool to determine the measure of an angle?

• angle congruency marks

• congruent angles

• degree

• protractor

What is the point that is equidistant (same distance) from all points on the circle?

• straight angle

• degree

• center of the circle

• protractor

What type of angle is exactly 90 degrees and is formed by perpendicular lines?

• right angle

• acute angle

• obtuse angle

• straight angle

What type of angle measures 180 degrees and is a straight line?

• acute angle

• straight angle

• right angle

• obtuse angle

What type of angle measures greater than 90 degrees, but less than 180 degrees?

• acute angle

• right angle

• straight angle

• obtuse angle

What do you call angle marks that indicate angles of the same measure?

• adjacent angles

• center of the circle

• angle congruency marks

• degree

The measure of an angle is in: _________

• degrees

• protractor

• congruent angles

• adjacent angles

What are two overlapping angles that share a common vertex and exactly one ray?

• congruent angles

• adjacent angles

• right angle

• straight angle

These angles have angle measurements that are equal : ___________

• obtuse angle

• acute angle

• adjacent angles

• congruent angles