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Vocabulary
Angles
Angles Part II
Intersections
Miscellaneous
100

Consists of an endpoint, and all the points extending in a line to one side of that endpoint.

What is a ray.

100
How many rays form the sides of an angle?
What is 2.
100
An angle that measures between 90 and 180 degrees.
What is an obtuse angle.
100
Two lines that intersect and form four 90 degree angles.
What are perpendicular lines.
100
It takes this many points to make a line.
What is 2
200
A basic geometric object that has two endpoints.
What is a line segment.
200
The name of the point where an angle 'bends.'
What is the vertex.
200
An angle that measures between 0 and 90 degrees.
What is an acute angle.
200
What is formed when two lines intersect?
What is a point.
200
Points that lie on the same line.
What is collinear
300

Made up of points with no thickness or width; Extends indefinitely in both directions.

What is a line.

300

The name given to non-adjacent angles formed by intersecting lines. (Congruent angles that are across from each other)

What are vertical angles.

300
Two angles that share one side and form a line with the non-sharing sides.
What are a linear pair.
300
What is formed when two planes intersect.
What is a line.
300
Points that lie in the same plane.
What is coplanar
400

A line, ray, or segment that divides an angle or segment into two equal parts.

What is a bisector.

400
Two angles who sum of measures is 90 degrees.
What are complementary angles
400
Two angles whose sum of measures is 180 degrees.
What are supplementary angles.
400
The term given to two lines or two planes that do not intersect.
What is parallel.
400
How many points are needed to form a plane?
What is 3.
500
Formed by two rays that have a common endpoint.
What is an angle.
500
An angle measures 30 degrees, what is the measure of the angles complement?
What is 60 degrees.
500
An angle measures 100 degrees, what is the measure of the angles supplement?
What is 80 degrees.
500
The point in the middle of a line segment where a bisector would intersect the segment.
What is the midpoint.
500
A flat surface that extends indefinitely in all directions.
What is a plane.