AnswersGeometryDefining Terms

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3

Which is the definition of a line segment?

A
the set of all points in a plane that are a given distance away from a given point
B
a figure formed by two rays that share a common endpoint
C
a part of a line that has two endpoints
D
a part of a line that has one endpoint and extends indefinitely in one direction
4

Which defines a circle?

A
a piece of a line with one endpoint
B
all coplanar points equidistant from a given point
C
two rays with a common endpoint
D
a piece of a line with two endpoints
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
a part of a line that has two endpoints
D
lines that lie in the same plane and do not intersect
6

Which figure represents an undefined term?

A
Image with description A ray starts at point X and passes through point Y.
B
Image with description Two rays share endpoint X. One ray passes through point Y, and the other ray passes through point W.
C
Image with description A line segment has endpoints X and Y.
D
Image with description A straight line has arrowheads at both ends and passes through points X and Y.
9

Which pair of undefined terms is used to define a ray?

A
plane and line segment
B
point and line
C
point and line segment
D
line and plane

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Pretest Answers — Geometry