Download 1. Point: 2. Line: 3. Line Segment: 4. Ray: 5. Opposite Rays: 6. Plane

NAME______________________________________
PER.________
UNIT 1 REVIEW
POINTS, LINES, & PLANES
Write a brief, but THOROUGH, description for each of the following terms.
1. Point:
2. Line:
3. Line Segment:
4. Ray:
5. Opposite Rays:
6. Plane:
7. Collinear:
8. Non-Collinear:
9. Coplanar:
10. Non-Coplanar:
Using the figure below, tell whether each statement is TRUE or FALSE. If
FALSE, provide an explanation.
_______
M
11. AE is contained in M.
Explanation:
F
B
_______
12. F and B are collinear.
Explanation:
E
D
C
N
A
_______
13. DE and CD are opposite rays.
Explanation:
_______
14. C, A, & F are coplanar.
Explanation:
_______
15. N and M intersect at D.
Explanation:
Use the figure below to answer the following questions. Be sure to use appropriate
symbols where necessary.
16. _______________
Name the angle.
17. _______________
Name the vertex.
18. _______________
Name the sides.
19. _______________
Classify the angle.
L
107
M
N
Write a brief but THOROUGH definition for each of the following geometric terms.
TERM
DEFINITION
20. ANGLE:
21. VERTEX:
22. ACUTE ANGLE:
23. OBTUSE ANGLE:
24. RIGHT ANGLE:
25. STRAIGHT ANGLE:
26. SUPPLEMENTARY
ANGLES:
27. COMPLEMENTARY
ANGLES:
Find the measures indicated.
Classify the angles described.
28. _________________________
An angle with a measure of 33°.
29. _________________________
An angle with a measure of 111°.
30. _________________________
An angle with a measure of 89.9°.
31. _________________________
An angle with a measure of 180°.
*Review your Logic (if-then) notes and practice making the two constructions we learned.*
Rays that share a common
endpoint, but continue infinitely
in opposite directions.
 LMN
An angle with a measure
of 180°.
A flat surface that continues
infinitely in all directions.
A pair of angles that add up
to 180°.
An object with no thickness
that extends infinitely in two
directions.
obtuse
FALSE, it is contained in N.
Any of A – F or H; through
any two points there is
exactly one line.
Points that do not lie on
the same line.
Points that lie on the same
line.
Part of a line consisting of two
endpoints and all the points in
between.
FALSE, DC and DE are
opposite rays..
A figure consisting of two
non-collinear rays with a
common endpoint.
Two angles that have
a
TRUE
common vertex and side, but
no common interior points.
supplementary
FE; two planes intersect at a
line.
A segment, ray, line, or
plane that cuts an angle in
half.
Points that do not lie on the
same plane.
A pair of angles whose noncommon sides are opposite
rays.
ML & MN
FALSE, two planes intersect
at a line.
An exact location in space with
an indefinite shape and size.
acute
acute
Points that lie on the same
plane.
The common endpoint of
the two rays forming an
angle.
C; a plane and a line
intersect at a point
Part of a line consisting of one
endpoint and extending
infinitely in one direction.
An angle with a measure
less than 90°
An angle with a measure of
90°.
obtuse
complementary
straight
An angle with a measure
greater than 90°
A pair of angles that add up
to 90°.
Two non-adjacent angles
formed by intersecting lines.