Geometry
Chapter 1
Unit Review
1.1
1.2
1.3
1.4
1.5
10
10
10
10
10
20
20
20
20
20
30
30
30
30
30
40
40
40
40
40
50
50
50
50
50
10 points
Give three other names for line g:
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Answer
10 points
A N S W E R:
XY, YX, YZ, ZY,
XZ, or ZX
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20 points
Name three points that are not
collinear.
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Answer
20 points
A N S W E R:
P and/or N in
any combination
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30 points
Name four points that are coplanar
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Answer
30 points
A N S W E R:
X, Y, Z, and N or X,
Y, Z, and P
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40 points
Name the intersection of line h
and plane m.
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Answer
40 points
A N S W E R:
Point Y
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50 points
Name a pair of opposite rays.
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Answer
50 points
A N S W E R:
YX and YZ
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10 points
Solve:
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Answer
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10 points
A N S W E R:
1.2
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20 points
Solve:
See
Answer
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20 points
A N S W E R:
30
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30 points
Find the length of EG
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Answer
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A N S W E R:
30 points
16
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40 points
See
Answer
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Find the length of VW
A N S W E R:
40 points
22
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50 points
See
Answer
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Find the length of VY
A N S W E R:
50 points
42
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10 points
Solve:
6x – 2 = x + 13
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Answer
10 points
A N S W E R:
5
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Find the length of HJ:
20 points
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Answer
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20 points
A N S W E R:
9.4
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30 points
Find the length of
KL
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Answer
30 points
A N S W E R:
15.4
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40 points
Find the length of KL.
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Answer
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A N S W E R:
40 points
(7, 11)
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Answer
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tal.
50 points
50 points
A N S W E R:
5
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10 points
Find the unit rate:
$2 for 5 lbs.
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Answer
10 points
A N S W E R:
o
99
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Solve:
20 points
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Answer
A N S W E R:
20 points
o
101
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Solve:
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30 points
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Answer
A N S W E R:
30 points
o
110
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Solve:
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40 points
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Answer
40 points
A N S W E R:
o
162
obtuse
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50 points
Find the missing angle measures.
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Answer
A N S W E R:
50 points
A:38
B:142
C:38
D:37
E:37
F:53
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10 points
<1 and <2 are
complementary angles.
Find the measure of <2.
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Answer
10 points
A N S W E R:
o
78
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20 points
<1 and <2 are complementary angles.
Find the measure of <2.
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Answer
A N S W E R:
20 points
o
7
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30 points
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<1 and <2 are
supplementary angles.
Find the measure of <2.
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Answer
A N S W E R:
30 points
•97o
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40 points
<3 and <2 are supplementary angles.
Find the measure of <2.
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Answer
40 points
A N S W E R:
•64o
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50 points
?
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Answer
A N S W E R:
50 points
10o and 80o
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Graphing
Teacher’s
Choice
Spot the
Error
20
20
20
20
40
40
40
40
40
60
60
60
60
60
80
80
80
80
80
100
100
100
100
100
Solving
Problem
Solving
20
20 points
Answer
Solve:
-5x + 8 = -37
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Answer:
20 points
x=9
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40 points
Answer
Solve:
42 = 18 – 4x
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40 points
Answer:
x = -6
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60 points
Answer
Solve:
6 – 5x = -29
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60 points
Answer:
x=7
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80 points
Answer
Solve:
x
5 1
4
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Answer:
80 points
x = 16
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100 points
Answer
Solve:
x
 8  2
3
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100 points
Answer:
x = 18
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20 points
Gamers
Galore
sells
a
variety
of
Answer
gaming systems. They have a
payment plan where customers
can put $100 down and pay $15
per month. How many months
would it take to payoff a PS3
which costs $399.99?
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Answer:
399.99 = 15x + 100
x = 20
20 months
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20 points
40 points
Answer
If Gary Gamer wrote the equation
y = 15(26) + 100
for the Games Galore payment
plan, what question is he trying
to answer?
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Answer:
40 points
In 26 months how much money
will he be able to payoff?
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60 points
If Henri is
represented
in a race by
the blue line
and Emile is
represented
by a green
line, who is
moving at a
faster rate.
Answer
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board
Answer:
60 points
Emile’s line is steeper so he is
moving at a faster rate.
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80 points
300
D
i
s
t
a
n
c
e
240
Answer
180
120
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60
0
1
2
3
4
5
6
# of hours
Find the rate represented in the
graph.
Answer:
120 miles
= 40 mph
3 hours
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80 points
100 points
If the post office charges $1.10
per pound to ship a package and a
$5 handling fee write an equation
that would represent any
package. Explain what each part
of the equation means.
Answer
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100 points
Answer:
# of
pounds
total
cost
c = 1.10p + 5
cost per pound
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handling fee
What is the y-intercept of the
given line?
Answer
20 points
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Answer:
y-intercept is –2
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20 points
What is the slope of
the given line?
Answer
40 points
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Answer:
The slope is – ¼
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40 points
What is the equation of
the given line?
Answer
60 points
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Answer:
y=-¾x+1
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60 points
What is the equation of
the given line?
Answer
80 points
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Answer:
y = - 2½
or
y = 0x – 2½
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80 points
Graph the given equation:
y = 3x – 2
Answer
100 points
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Answer:
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100 points
20 points
Answer
Describe the graph of
y = -21x + 65.
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20 points
Answer:
Very steep, downhill,
crossing the y-axis at 65.
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40 points
What is the point of intersection and
what does it mean?
# of videos
0
10
20
30
40
Vonstein’s
Videos
0
20
40
60
80
McKinney’s
Movies
10
20
30
40
50
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Answer
40 points
Answer:
(10, 20)
10 videos cost $20 at both places
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60 points
#
of
p 250
a
g 200
e
s 150
r
e
a
d
Tom
Tammy
100
50
0
1
2
3
4
5
What is
Tom’s
y-intercept
and what
does it
mean?
6
# of hours
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Answer
Answer:
60 points
100
Tom had already read 100 pages
when Tammy began to read.
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80 points
#
of
p 250
a
g 200
e
s 150
r
e
a
d
Tom
Tammy
100
50
0
1
2
3
4
5
What is the
point of
intersection
and what
does it
mean?
6
# of hours
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Answer
80 points
Answer:
(4, 200)
In four hours both Tom and
Tammy read 200 pages.
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Answer
Vicki is on her way to Mexico City.
This is her second day of driving. Three
hours after she left the hotel this morning
she was 829 miles from home. Eight
hours after she left this morning she was
1169 miles from home. What was her
average rate of travel today? How many
miles did she travel yesterday?
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100 points
Answer:
Her average rate is 68 mph and
she traveled 625 miles yesterday.
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100 points
Spot the error
Answer
• 49 = -7 x
+7
+7
• 56 = x
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20 points
Answer:
Should be :
49 = -7 x
÷-7
÷-7
-7 = x
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20 points
Spot the error
Answer
• 40 = x + (-25)
-(-25)
-(-25)
• 15 = x
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40 points
Answer:
Should be :
40 = x + (-25)
-(-25)
-(-25)
Same as +25
+25
65 = x
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40 points
Spot the error: x
3
Answer
 9  27
9
9
x
 18
3
3 3
x6
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60 points
Answer:
Should be:
x
 9  27
3
9
9
x
 18
3
3 3
x  54
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60 points
80 points
Answer
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Spot the error:
The slope of
y = 2/3 x + 3/2
is 3/2
Answer:
The y-intercept is 3/2.
The slope is 2/3.
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80 points
Spot the error:
The slope of
Answer
100 points
x
-3
0
3
6
y
7
5
3
1
is 3/3 = 1
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Answer:
The slope is -2/3.
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100 points