Defining Terms Answers

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1
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Which is a property of an angle?

A
has two sides that each extend forever in both directions
B
has two endpoints
C
has two center points
D
has two rays that share a common endpoint
2
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Which defines a circle?

A
two rays with a common endpoint
B
a piece of a line with two endpoints
C
a piece of a line with one endpoint
D
all coplanar points equidistant from a given point
3

Vertical line q goes through plane H in the center at point X. Line t comes out of point X. Lines r and s are parallel and are at a right angle to line q. Line p goes through lines r and s.

Question illustration
A
line p
B
line q
C
line s
D
line t
4

Circle X is shown. Points W, Y, and Z are on the circle. Lines are drawn through each point on the circle.

Question illustration
A
point W
B
point X
C
point Y
D
point Z
5

Which is the definition of a ray?

A
a part of a line that has one endpoint and extends indefinitely in one direction
B
the set of all points in a plane that are a given distance away from a given point
C
lines that lie in the same plane and do not intersect
D
a part of a line that has two endpoints
6

Which is the definition of a line segment?

A
a figure formed by two rays that share a common endpoint
B
the set of all points in a plane that are a given distance away from a given point
C
a part of a line that has one endpoint and extends indefinitely in one direction
D
a part of a line that has two endpoints
7

Which undefined term is used to define an angle?

A
line
B
plane
C
point
D
ray
9

Which undefined term can contain parallel lines?

A
line
B
plane
C
point
D
ray
10

Which pair of undefined terms is used to define the term parallel lines?

A
point and line
B
plane and line
C
point and ray
D
ray and line
11

3 lines are shown. One line has points B, A, and E. Line C, A, F intersects that line at point A. A line comes out of point A and goes through point D.

Question illustration
A
DAF and DAB
Option A
B
EAF and CAE
Option B
C
BAF and EAD
Option C
D
BAF and FAD
Option D
12

The definition of a circle uses the undefined term _______.

A
arc
B
line
C
plane
D
ray

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