AnswersA. CostelloWCA 5324 Geometry 1st Nine Weeks 26-27Euclidean Geometry

Euclidean Geometry — Unit test Answers

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

Question illustration
A
and
Option A
B
and
Option B
C
and
Option C
D
and
Option D
2
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Angle PSR measures 99°.

Question illustration
A
9°
B
24°
C
45°
D
54°
3

Which figures can be precisely defined by using only undefined terms? Select three options.anglearccircleline segmentparallel lines

A
angle
B
arc
C
circle
D
line segment
E
parallel lines
4

A line contains points F, G, H, I, J. The space between F G is 2. The space between H and I is 1. The space between F and I is 7.

Question illustration
A
3 units
B
4 units
C
5 units
D
6 units
5

Which undefined geometric term is described as an infinite set of points that has length but not width?

A
distance
B
line
C
plane
D
sphere
6

Line segment AB measures 18 units. What is d, the distance between tick marks on the number line?

Question illustration
A
1 unit
B
2 units
C
3 units
D
9 units
7

What is the distance between points A and B?

Question illustration
A
units
Option A
B
units
Option B
C
5 units
D
6 units
8

The diagram shows several planes, lines, and points.

Question illustration
A
Line h intersects line f at two points, A and B.
B
Line h is the intersection of planes R and T.
C
Line h intersects plane P at point C.
D
Line h has points on planes R, P, and T.
9

Two lines intersecting at a right angle

A
form a line.
B
are parallel.
C
are perpendicular.
D
form a ray.
10

Question text not available

Question illustration
A
line XY
B
line XZ
C
line WX
D
line WZ
11

Point G lies between points F and H on .

Question illustration
A
3
B
4
C
6
D
12
12

A horizontal line contains points A, C, B. 2 lines extend from point C. A line extends to point E and another line extends to point D. An arc represents angle A C D.

Question illustration
A
mECD = mECB
Option A
B
mACE = mACD
Option B
C
ACE DCB
Option C
D
ECD ACD
Option D
13

Consider points R, S, and T.

Question illustration
A
No line can be drawn through any pair of the points.
B
One line can be drawn through all three points.
C
One plane can be drawn so it contains all three points.
D
Two planes can be drawn so that each one contains all three points.
14

What is the midpoint of ?

Question illustration
A
point F
B
point G
C
point H
D
point I
15

Planes X and Y and points C, D, E, and F are shown.

Question illustration
A
The line that can be drawn through points C and D is contained in plane Y.
B
The line that can be drawn through points D and E is contained in plane Y.
C
The only point that can lie in plane X is point F.
D
The only points that can lie in plane Y are points D and E.
16

Points J and K lie in plane H.

Question illustration
A
0
B
1
C
2
D
3
17

Planes X and Y and points J, K, L, M, and N are shown.

Question illustration
A
0
B
1
C
2
D
3
18

According to the number line, what is the distance between points A and B?

Question illustration
A
6 units
B
7 units
C
12 units
D
14 units
19

The measure of RST can be represented by the expression (6x + 12)°.

Question illustration
A
78°
B
84°
C
120°
D
156°
20

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

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