Angles
This angle is exactly 90 degrees.
What is a right angle?
True or False - parallel lines will eventually cross paths.
False
What is a continuous path that goes in both directions?
What is line?
What is the measure of one angle of a circle broken into 3 equal parts?
What is an 120o ?
An angle that is less than 90o
What is a acute?
True or False - perpendicular lines form four 90 degree angles?
True
A straight path with two end points.
What is line segment?
What is the measure of one angle of a circle broken into 4 equal parts?
What is 90o?
A straight angle measures ________ degrees.
What is 180 degrees?
Parallel lines are lines that never cross and are different lengths apart. True or False
False
Lines that cross at one point and form Vs?
What are intersecting lines?
89 degrees
What is an acute angle?
What is the measure of one angle of a circle broken into 6 equal parts?
What is 60o?
Name 3 types of angles.
Acute, right, obtuse, or straight
True or false: Intersecting lines create acute and obtuse angles.
What is True?
If two lines create four right angles ... these lines are called what?
What is perpendicular?
What is the measure of one angle of a circle broken into 8 equal parts?
What is 45o?
An obtuse angle is more than 90 degrees and less than________degrees.
What is 180 degrees?
True or false: A ray has two end points and extends out in two directions.
False
Two types of angles that form when lines intersect.
What acute and obtuse angles?
179 degrees
What is obtuse angle?
What is the measure of one angle of a circle broken into 12 equal parts?
What is 30o?