Download TERM DEFINITION PICTURE SYMBOL point line plane space

GEOMETRY
Unit 2
TERM
point
line
plane
Name:_________________________________
Date: ____________________
DEFINITION
PICTURE
SYMBOL
A location. A point has no
________, no _________,
and no ________.
An infinite set of points that
extends in two directions.
Lines are 1 dimensional. They
only have __________.
An infinite set of points that
creates a flat surface that
extends without ending.
Planes are 2 dimensional. They
have __________ and
________, but no ________.
space
The set of all points.
collinear
points
Points on the same
________.
N
coplanar
points
Points in the same
_________.
line
segment
Part of a line with 2
endpoints.
ray
Part of a line with one endpoint and extending infinitely
in the other direction.
X
R
Y
A
P
S
M
GEOMETRY
Unit 2
Name:_________________________________
Date: ____________________
Relationships in Space

Two points determine a ________.

Three non-collinear points determine a _________.
A line and a plane
 A line can intersect
a plane at _____ point.
 A line can lie in the
plane.
 A line and a plane
be ____________.
Two lines
 Two lines are ___________
if they lie in the same plane
and do not intersect.
 Two lines can intersect
at one ________.
m
a
Symbol:
b
n
 Two lines are ___________
if they intersect and
form right angles.
 Two lines are _________
if they are not parallel and
do not intersect. They are
not coplanar.
j
k
B
Symbol:
B
A
G
F
E
C
Two planes
 Two planes can be
______________.
 Two planes can intersect
in a ________.
D
GEOMETRY
Unit 2
Name:_________________________________
Date: ____________________
Three lines
 Three lines can be
.
 ___________ lines are three lines
that intersect at
point.
 Three lines can intersect at
points.
 Three lines can intersect at
points.
Two planes
 Two planes can be
 Two planes can intersect in a
Three planes
 Three planes can be
 Three planes can intersect in a
or a
.
.
GEOMETRY
Unit 2
Name:_________________________________
Date: ____________________
The plane that contains the bottom of the box can be called plane ABCD.
1) Name three lines that intersect at point G. _____, _____ and _____
2) Name two planes whose intersection is FB. _____ and _____
3) Name the intersection of plane EHGF and plane EFBA. _____
4) Name two planes that do not intersect. _____ and _____
5) Are points D, H, G, and C coplanar? Yes
or
No
6) Are points D, H, G, and F coplanar? Yes
or
No
7) Are points A, B, G, and H coplanar? Yes
or
No
G
H
F
E
D
A
C
B