Question 1

A dot that shows a location. Has no size

Accepted Answer

Point

Question 2

A set of points that extends indefinitely (goes on forever)

Accepted Answer

Line

Question 3

A part of a line that contains two endpoints

Accepted Answer

Line Segment

Question 4

A part of a line that consists of one endpoint and all the points on one side of that endpoint

Accepted Answer

Ray

Question 5

The ABSOLUTE VALUE of the difference of two coordinates on a line

Accepted Answer

Distance Along a Line

Question 6

True distance from zero. Always a positive number

Accepted Answer

Absolute Value

Question 7

A set of points consisting of two different rays that have the same endpoint

Accepted Answer

Angle

Question 8

two angles whose measures add up to 90°

Accepted Answer

Complementary Angles

Question 9

Points that lie on the same line

Accepted Answer

Colinear Points

Question 10

Points that lie in the same plane

Accepted Answer

Coplanar Points

Question 11

Line segments that have the same length

Accepted Answer

Congruent Segments

Question 12

The point that divides a segment into two congruent segments

Accepted Answer

Midpoint

Question 13

An angle that has a measure greater than 90° and less than 180°

Accepted Answer

Obtuse Angle

Question 14

A flat surface made up of points that has two dimensions and extends without end

Accepted Answer

Plane

Question 15

An angle that has a measure of 90°

Accepted Answer

Right Angle

Question 16

A point, ray, line, line segment, or plane that intersects the segment at its midpoint

Accepted Answer

Segment Bisector

Question 17

An angle that has a measure of 180°

Accepted Answer

Straight Angle

Question 18

Two angles who measures have a sum of 180°

Accepted Answer

Supplementary Angles

Question 19

The common endpoint of the two rays that form an angle

Accepted Answer

Vertex of an Angle

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