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8th Grade Practice for Final (Savvas)

Total questions: 172

Worksheet time: 14hrs 13mins

Name
Class
Date
1.

A value that does not follow the same trend as the rest of a data set.

a)

Outlyer

b)

Outlier

c)

Weirdo

2.

A graph that shows the relationship between two data sets where the two sets of data are graphed as ordered pairs.

a)

Scatter Plot

b)

Bivariate Data

c)

Joint Frequency

d)

Graph

3.

As X increases, Y increases.

a)

Line

b)

Negative Correlation

c)

No Relation

d)

Positive Correlation

4.

As X increases, Y decreases.

a)

Positive Correlation

b)

Negative Correlation

c)

No Relation

5.
Describe the correlation in the graph shown.
a)
Strong Negative
b)
Strong Positive
c)
Weak Negative
d)
Weak Positive
6.
What is a best-fit line used for?
a)
To make predictions
b)
To make the graph look pretty
c)
To connect the points
d)
To make it look like you know what you are doing
7.
What type of association does this graph show?
a)
Positive
b)
negative
c)
none
d)
all of the above
8.
You are analyzing a scatter plot that has a negative correlation. What is true of the of the x and y values?
a)
As x increases, y decreases
b)
As x increases, y increases
c)
As x decreases, y decreases
9.

Which of the following pairs of variables would be expected to have a negative association?

a)

GPA and height

b)

Number of chores and weekly allowance

c)

Number of hours spent studying and test grade

d)

Number of miles driven and amount of gas remaining in gas tank

e)

Age and IQ

10.

What type of correlation does the plotted data show?

a)

positive correlation

b)

negative correlation

c)

no correlation

11.
Which scatter plot shows a linear relationship between x and y?
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
12.

What type of association is represented by the scatter plot

a)

Positive

b)

Negative

c)

None

13.

What type of association is represented by the scatter plot

a)

Positive Linear Association

b)

Negative Linear Association

c)

Positive Non Linear Association

d)

Negative Non LInear Association

14.

What type of association is represented the scatter plot?

a)

Negative Non Linear Association

b)

Negative Linear Association

c)

None

15.
Is the association a positive or negative association?
a)
Positive
b)
Negative
16.

Describe the association for the graph.

a)

Linear and Positive

b)

Linear and Negative

c)

Non-Linear and Positive

d)

Non-Linear and Negative

e)

Non-Linear and No Association

17.
Which scatter plot shows a negative relationship?
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
18.

What is the correlation between length of running start and distance of jump?

a)

positive: the further you run the further you jump

b)

negative: the less you run the less distance of your jump

c)

positive: the further your running start the less your distance

d)

negative: the more you run the less distance you jump

19.

Which scatterplot does NOT suggest a linear relationship between x and y?

a)
b)
c)
d)
20.

The test results of 66 students were compared to whether the students completed a provided review sheet.


Is there an association between completing the review sheet and passing the test?

a)

Yes, it was more likely that students who failed, completed the review sheet

b)

Yes, it was more likely that students who passed, completed the review sheet

c)

No, there is no association

21.

According to the two-way table, a person who plays an instrument is most likely to:

a)

Not play an instrument

b)

Not play a team sport

c)

Play a team sport

d)

Play an instrument

22.

Which of the following is most likely to occur?

a)

Given that someone purchased a hot dog, the person buys water.

b)

Given that someone does not get a drink, the person decides not to get any food.

c)

Someone buys pizza and soda.

d)

Someone does not get food.

23.

The two way relative frequency table shows data on nationality and eye color. Based on the table which statement must be true?

a)

There are the same number of English people and Italian people with other eye colors.

b)

Italians are more likely to have brown or hazel eyes than Germans are. 

c)

A German person is more likely to have brown or hazel eyes than to have blue or green eyes.

d)

A person with brown or hazel eyes is least likely to be German.

24.

The two-way frequency table shows a survey of 93 students on their favorite season and whether or not they have allergies.


Which of the following statements are true?

a)

A student with allergies is least likely to have spring as their favorite season

b)

A student was most likely to have summer as their favorite season, whether or not they have allergies.

c)

A student with no allergies is more likely to have spring than fall as their favorite season.

d)

A student was more likely to have no allergies, no matter what their favorite season was.

25.

The two-way frequency table shows data on having a curfew and having assigned chores at home.


Which of the following statements is true?

a)

The majority of students have a curfew.

b)

If a student has a curfew, it is more likely that they have chores.

c)

More than half the students do not have chores and do not have a curfew.

d)

If a student does not have chores, it is more likely that they have a curfew.

26.

Freshmen girls and boys were surveyed to chose their favorite subject. The results are shown in the two-way relative frequency table.


How many girls participated in the survey?

a)

1.00

b)

50

c)

150

d)

315

27.

Freshmen girls and boys were surveyed to chose their favorite subject. The results are shown in the two-way relative frequency table.


What percent of boys chose science?

a)

0.42%

b)

70%

c)

165%

d)

42%

28.

Freshmen girls and boys were surveyed to chose their favorite subject. The results are shown in the two-way relative frequency table.


This table shows the relative frequencies based upon:

a)

The whole table

b)

The rows

c)

The columns

29.

What is the relative frequency table based upon?

a)

Row Totals

b)

Column Totals

c)

Grand Total

30.

What is the relative frequency based upon?

a)

Row Totals

b)

Column Totals

c)

Grand Total

31.

What is the relative frequency based upon?

a)

Row Totals

b)

Column Totals

c)

Grand Total

32.

To determine if there an association between gender and whether or not a person prefers Hip Hop or Country, do we calculate a row totals or column totals?

a)

Row Totals

b)

Columns Totals

33.

Based on the two way relative frequency table, is there an association between gender and whether or not a person prefers Hip Hop or Country?

a)

Yes, males are more likely to listen to hip hop than females.

b)

Yes, females are more likely to listen to hip hop than males.

c)

No, there is no association between gender and music preference.

34.

To determine if there an association between grade level and whether or not a student prefers instagram or snapchat, do we calculate a row totals or column totals?

a)

Row Totals

b)

Column Totals

35.

Is there an association between grade level and whether or not a student has a driver's license?

a)

Yes, juniors are more likely to have a license than seniors.

b)

Yes, seniors are more likely to have a license than juniors.

c)

No, there is no association between grade level and having a license.

36.
What is the solution to the system of equations? 
y = 3x - 8
y = 4 - x
a)
(3,1)
b)
(1,3)
c)
(-3,1)
d)
(3,-1)
37.
Solve for x and y
y = 2x + 1
y = 4x - 1
a)
(1,3)
b)
(-1,-3)
c)
(-1,3)
d)
(3,1)
38.
Solve for x and y.
y = 2/3x - 2
y = -x + 3
a)
(0,3)
b)
(0,-3)
c)
(3,0)
d)
(-3,0)
39.
If a system of equations has no solution, what does the graph look like? 
a)
intersecting lines
b)
parallel lines
c)
skew lines
d)
intersecting lines
40.
What is the solution?
a)
(1, -1)
b)
(-1, 1)
c)
(0, -2)
d)
(0, 1)
41.
Give the solution to the system.
a)
(3,1)
b)
(1,3)
c)
(-1,3)
d)
(1, -3)
42.
If a system of linear equations has one solution, what does this mean about the two lines? 
a)
Parallel lines
b)
the same line 
c)
Intersecting lines
43.
What is the solution?
a)
(6, 3)
b)
(3, 6)
c)
(-6, 3)
d)
No solution
44.



How many solutions?
a)
One Solution
b)
No solution
c)
Infinitely Many Solutions
45.
What is the solution?
a)
One Solution
b)
No solution
c)
Infinitely Many Solutions
46.
Which of the following is not a method to solve systems?
a)
Elimination
b)
Difference of Squares
c)
Substitution
d)
Graphing
47.

What is the solution to the system?

a)

(-1, 3)

b)

(-3, 1)

c)

(3, -1)

d)

(-3, -1)

48.

What is the number of solutions to the system of equations?

a)

No Solution

b)

Infinitely Many Solutions

c)

One Solution

d)

Two Solutions

49.

How many solutions are there in the system of equations?

a)

No Solution

b)

Infinitely Many Solutions

c)

One Solution

d)

Two Solutions

50.

What is the solution to the system of equations?

a)

No Solution

b)

(2, 0)

c)

Infinitely Many Solutions

d)

(0, 2)

51.
What is the solution? 
a)
1
b)
-2
c)
(1, 2)
d)
(1, -1)
52.
Answer.
a)
A
b)
B
c)
C
d)
D
53.
a)
(-1, -4)
b)
(-1, -3)
c)
(-3, -1)
d)
(-4, -1)
54.
a)
(-1, -2)
b)
(-1, 2)
c)
(1, 2)
d)
(1, -2)
55.
If a system of linear equations has infinitely many solutions, what does this mean about the two lines? 
a)
Intersecting lines
b)
Same line
c)
Parallel lines
56.

Which point satisfies both equations?


y - x = 2

y + 2x = 2

a)

(0, 2)

b)

(2, 0)

c)

(2, 4)

d)

(-2, 6)

57.

A jar contains only nickels and quarters. The total number of coins in the jar is 15. The total value of the coins is $2.35. Which system of equations represents this situation?

a)

n + q = 2.35

.05n + .25q = 15

b)

n + q = 15

.5n + .25q = 15

c)

n + q =15

.05n + .25q = 2.35

d)

.05n + q = 15

n + .25q = 2.35

58.

The graphs of two equations are shown. Which statement is true about the solution of this system of equations?

a)

The solution is a line.

b)

The solution is a point.

c)

There are no solutions.

d)

There are infinitely many solutions.

59.

At which point do the graphs of these equations intersect?

4x + 3y = 12

2x - 5y = -20

a)

(0, 4)

b)

(4, 0)

c)

The graphs do not intersect.

d)

The graphs represent the same line

60.

The cost for renting kayaks at Company A is c = 5h + 20. The cost for renting at Company B is c = 7h + 12. What is the number of rental hours for which the cost will be the same for both companies?

a)

4 hours

b)

5 hours

c)

8 hours

d)

16 hours

61.

Line m passes through the points (0, -1) and (-3, 5). Which pair of coordinates is on a line that is parallel to line m?

(HINT: Find the slope between each set of points. What do we know about the slopes of parallel lines?)

a)

(1, 6) and (-4, 1)

b)

(2, 3) and (-1, 9)

c)

(-1, 1) and (-5, 7)

d)

(1, 2) and (-7, -2)

62.

Which ordered pair represents the solution to the equations shown in the graph?

a)

(0, 6)

b)

(6, 0)

c)

(0, 10)

d)

(10, 0)

63.

Jan has $100 in her bank account. She adds $15 to her account each month. Maura had $130 in her bank account . She adds $10 to her account each month. A system of equations is used to find how many monthly deposits will be needed for the accounts to have equal balances. Which graph correctly depicts this system of equations and its solution?

a)
b)
c)
d)
64.

This is a system of equations.


-2x + y = -8

-x + 2y = -4


How many solutions are there for this system of equations?

a)

0

b)

1

c)

2

d)

an infinite number

65.

A system of equations is graphed above. What is the solution to the system of equations?

a)

(0, -6)

b)

(-2, -3)

c)

(-3, -2)

d)

(-4, 0)

66.

The Math Club raised money for its spring banquet by washing vehicles. The club charged $3 for a car and $5 for a truck. The club earned a total of $510 for washing 122 vehicles. How many cars did the club wash?

a)

86

b)

72

c)

50

d)

36

67.

The first equation in a system of two equations is x + 4y = 8. If the graph of the second equation does not intersect the graph of the first equation, what could be a second equation for this system?

(HINT: Convert the first equation to slope-intercept form.)

a)

y = 4x + 1

b)

y = 1/4x - 2

c)

y = -4x + 3

d)

y = -1/4x - 5

68.

Jessica is solving the system of equations shown below.

y = 3x + 2

y = 2x + 7

If she graphs this system on a coordinate plane, how could she interpret the solution of this system?

a)

The system will be parallel.

b)

The system will be one line.

c)

The system will intersect at one point.

d)

The system will intersect at two different points.

69.

What is the solution to system of equations?

y = -3x + 4

3x + 2y = 8

a)

(-16/3, 20)

b)

(-4/3, 8)

c)

(-3, 13)

d)

(0, 4)

70.

Which of the following is NOT a transformation?

a)

b)

c)

d)

71.
Determine how to translate triangle ABC to triangle A'B'C'.
a)
right two, down five
b)
right two, down 9
c)
left two, up 9
d)
left two, down 5
72.
Determine where X' would be if you translated X 3 units to the left and 9 units down.
a)
(-4, 4)
b)
(-10, 2)
c)
(-4, -5)
d)
(-1, 5)
73.
What does a translation do to an image?
a)
Turns it 90* clockwise
b)
Mirrors it
c)
Shrinks it
d)
Slides it
74.
Which answer shows a reflection across the y-axis?
a)
a
b)
b
c)
c
d)
d
75.
A turn is also called a ___________.
a)
Translation
b)
Reflection
c)
Rotation
d)
Transformation
76.
Identify the transformation from ABC to A'B'C'.
a)
90o clockwise rotation
b)
90o counter clockwise rotation
c)
Reflection across the y-axis
d)
Reflection across the x-axis
77.
Is the picture being reflected in the y-axis or x-axis?
a)
y-axis
b)
x-axis
78.

A flip is also called ___________.

a)

Translation

b)

Reflection

c)

Rotation

d)

Transformation

79.

Describe the transformation in the image

a)

Translation

b)

Reflection

c)

Rotation

80.
How is Quadrilateral EFGH translated to E'F'G'H'?
a)
6 down
b)
6 down, 1 right
c)
6 down, 3 left
d)
8 down, 1 right
81.

How is the blue triangle rotated to the red triangle?

a)

90 clockwise

b)

90 counterclockwise

c)

180 clockwise

d)

180 counterclockwise

82.
If you were to rotate ABCD 90° counterclockwise about the origin, what would the coordinate of A' be?
a)
(-5, 5)
b)
(-3, 5)
c)
(-5, 3)
d)
(-3, 3)
83.
What color is the y-axis?
a)
red
b)
black
c)
green
d)
white
84.
If the dotted figure is the image, the original figure was reflected over the ...
a)
x-axis
b)
y-axis
85.
A scale factor of less than one means
a)
that the prime image will be larger than the pre-image.
b)
That the prime image will be the same as the preimage.
c)
That you need to subtract that amount off  of each side.
d)
That the prime image will be a reduction of the preimage.
86.

The point (8, 12) was dilated from the origin to become point (2, 3). What was the scale factor?

a)

½

b)

¼

c)

4

d)

2

87.

If the origin is the center of this dilation, choose the correct scale factor:

a)

2

b)

3

c)

1/3

d)

1/2

88.

Dilate Point B by a scale factor of 1/2, with the origin as the center of the dilation.

a)

(1.5,-4)

b)

(-1.5,1)

c)

(-1,-1.5)

d)

(-2,-2)

89.

Is this an enlargement or a reduction? What is the scale factor if the origin is the center of dilation?

a)

It's a reduction; the scale factor is 2.

b)

It's an enlargement; the scale factor is 2.

c)

It's an enlargement; the scale factor is 1/2.

d)

It's a reduction; the scale factor is 1/2.

90.

A dilation preserves which of the following characteristics?

a)

Congruence

b)

Similarity

c)

Both

d)

None of these

91.
Choose the correct scale factor:
a)
2
b)
3
c)
1/3
d)
1/2
92.
Dilate Point B by a scale factor of 3:
a)
(12,0)
b)
(12,12)
c)
(4,3)
d)
(0,12)
93.

A dilation with a scale factor k>1 is called what?

(a)  

94.

a dilation with a scale factor 0<k<1 is called what?

(a)  

95.

Identify the type of dilation for the scale factor k=1/2.

a)

Reduction

b)

Enlargement

c)

Isometry

d)

None of these

96.

Identify the type of dilation given the scale factor k=5/4

a)

Reduction

b)

Enlargement

c)

Isometry

d)

None of these

97.
What is Dilation?
a)
Dilation means to enlarge or reduce
b)
Dilation means to reflect on something
c)
Dilation means to like something
d)
Dilation means to make something different by making it smaller
98.
Does the image show a dilation?
a)
Yes
b)
No
99.
Definition: The figure after a transformation has occurred. 
a)
Pre-image
b)
Image
c)
Translation
d)
Reflection
100.
Definition: The figure before a transformation has occurred. 
a)
Pre-image
b)
Image
c)
Translation
d)
Reflection
101.
What is the measure of ∠8?
a)
55
b)
155
c)
135
d)
45
102.
What is the measure of ∠3?
a)
55
b)
155
c)
45
d)
135
103.
What is the measure of ∠6?
a)
55
b)
155
c)
45
d)
135
104.
What type of angle pair is ∠1 and ∠5?
a)
alternate interior angles
b)
corresponding angles
c)
alternate exterior angles
d)
vertical angels. 
105.
What type of angle pair is ∠1 and ∠3?
a)
alternate interior angles
b)
 supplementary angles
c)
corresponding angles
d)
vertical angles 
106.
Name the corresponding angle to angle 4.
a)
angle 8
b)
angle 6
c)
angle 2
d)
angle 5
107.
Name the alternate interior angle to angle 3.
a)
4
b)
5
c)
6
d)
8
108.
Name the angle relationship.
a)
Alternate Interior
b)
Alternate Exterior
c)
Corresponding
d)
Vertical Angles
109.
Name the angle relationship.
a)
Alternate Interior
b)
Alternate Exterior
c)
Corresponding
d)
Vertical Angles
110.
What is the value of y?
a)
29
b)
119
c)
58
111.
A line that passes through parallel lines is called a ______________.
a)
transitive
b)
passer through line
c)
transversal
d)
bisector
112.

What is the measure of ∠2?

(a)  

113.

Find the value of x. 

(a)  

114.

Find y.

(a)  

115.

Find the missing angle measure.

(a)  

116.
What is the value of x?
a)
60
b)
26
c)
14
d)
10
117.
Find the value of x.
a)
69
b)
135
c)
31
d)
145
118.
Name the angle relationship.
a)
Alternate Interior
b)
Alternate Exterior
c)
 Correpsonding
d)
Vertical Angles
119.
Name the angle relationship.
a)
Consecutive Interior
b)
Alternate Interior
c)
Corresponding
d)
Vertical Angles
120.
Name the angle relationship.
a)
Alternate Interior
b)
Alternate Exterior
c)
Corresponding
d)
Vertical Angles
121.
Solve for y.
a)
y = 20
b)
y = 120
c)
y = 60
d)
y = 10
122.
Supplementary Angles measure _____ degrees.
a)
180
b)
55
c)
100
d)
90
123.
What is a transversal?
a)
A line that intersects two or more lines
b)
The angles opposite of each other when two lines cross
c)
Two angles whose sum measures 180 degrees
d)
Lines that intersect to form a 90 degree angle
124.

Angles on the outside of the parallel lines are_________?

a)

Interior Angles

b)

Parallel Angles

c)

Transversal Angles

d)

Exterior Angles

125.
Find the value of x. 
a)
x = 133
b)
x = 47
126.
Solve for y.
a)
y = 20
b)
y = 120
c)
y = 60
d)
y = 10
127.
Find y.
a)
50
b)
130
128.
Angle 1 = 27o
Find the measure of angle 4
a)
27o
b)
153o
c)
63o
d)
90o
129.
Solve for x.
a)
8
b)
11
c)
5
d)
-5
130.

What are supplementary angles?

a)

Angles that add up to 180°

b)

Angles that add up to 90°

c)

Angles that are equal to each other

d)

Angles that are opposite of each other when lines intersect

131.

Find y.

a)

80°80\degree  

b)

100°100\degree  

132.

Solve for y.

a)

y=55y=55  

b)

y=35y=35  

c)

y=70y=70  

d)

y=45y=45  

133.
Find the value of x. 
a)
x = 133
b)
x = 47
134.
What is the value of x?
a)
60
b)
26
c)
14
d)
10
135.

1) Given the two parallel lines cut by a transversal.


What is the vertical angle to angle 4?

a)

Angle 2

b)

Angle 6

c)

Angle 8

d)

Angle 7

136.

What is the relationship between angles A and B?

a)

corresponding

b)

alternate interior

c)

alternate exterior

d)

supplementary

137.
Find D
a)
∠D=116°
b)
∠D=64°
c)
∠D=180°
d)
∠D=26°
138.
If angle 6 is 25 degrees, how many degrees is angle 7?
a)
25 degrees
b)
50 degrees
c)
90 degrees
d)
155 degrees
139.
Name the alternate interior angle to angle 3.
a)
4
b)
5
c)
6
d)
8
140.
What is the value of x?
a)
60
b)
26
c)
14
d)
10
141.
State the angle relationship and find the measure of angle 2
a)
Alternate Exterior
127
b)
Alternate Exterior
52
c)
Alternate Interior
127
d)
Alternate Interior
52
142.
Find the measure of the indicated angle. 
a)
95
b)
85
c)
35
d)
45
143.
Find the value of x.
a)
A
b)
B
c)
C
d)
D
144.
What kind of triangle is this?
a)
Acute
b)
Right
c)
Sparkly
d)
Obtuse
145.
The Triangle Sum Theorem states that the sum of all angles in a triangle is ______. 
a)
45°
b)
90°
c)
180°
d)
360°
146.
Which of the following angles can you add together to equal angle d? 
a)
Angle a and Angle b
b)
Angle b and Angle c
c)
Angle a and Angle c
d)
Angle a and Angle b and Angle c
147.
What is the measure of angle b
a)
146
b)
34
c)
36
d)
136
148.

A student is trying to construct triangles using four different sets of angles. The angles in each set are given below. Which set will form a triangle?

a)

45°, 65°, 70°

b)

150°, 110°, 100°

c)

50°, 50°, 50°

d)

90°, 90°, 90°

149.
An angle whose measure is exactly 90 degrees.
a)
acute
b)
vertical
c)
right
d)
straight
150.
Solve for x.
a)
16
b)
11
c)
50
d)
6
151.

Find the measure of each angle indicated.

a)

40°

b)

33°

c)

30°

d)

29°

152.

Find the measure of the missing angles.

a)

A

b)

B

c)

C

d)

D

153.
Solve for the missing angle with the question mark. 
a)
A
b)
B
c)
C
d)
D
154.
What is the measure of angle b?
a)
36o
b)
56o
c)
63o
d)
117o
155.

Find the measure of the missing angles.

a)

A

b)

B

c)

C

d)

D

156.
The Triangle Sum Theorem states that the sum of all angles in a triangle is ______. 
a)
45°
b)
90°
c)
180°
d)
360°
157.
Which of the following terms best describes Angle d?
a)
Remote interior angle
b)
Corresponding angle
c)
Exterior angle
d)
Interior angle
158.

What is the value of the missing angle?

a)

90

b)

100

c)

20

d)

120

159.

What is the value of the missing angle?

a)

105

b)

80

c)

55

d)

25

160.

What is the value of x?

a)

38

b)

57

c)

76

d)

85

161.

What is the measure of angle x?

a)

70

b)

160

c)

135

d)

20

162.

Solve for x.

a)

8

b)

9

c)

13

d)

15

163.

Solve for x.

a)

24

b)

25

c)

36

d)

48

164.

Solve for x.

a)

25

b)

48

c)

60

d)

70

165.

Solve for x.

a)

48

b)

55

c)

60

d)

70

166.

Find the measure of the missing angles.

a)

A

b)

B

c)

C

d)

D

167.

Find the measure of the missing angles.

a)

A

b)

B

c)

C

d)

D

168.

Find the measure of the missing angles.

a)

A

b)

B

c)

C

d)

D

169.

Solve for x.

a)

A

b)

B

c)

C

d)

D

170.
Find the measure of the angle indicated. 
a)
139°
b)
66°
c)
138°
d)
116°
171.

What is the value of angle B?

a)

134

b)

46

c)

136

d)

44

172.

What is the value of angle U?

a)

80

b)

100

c)

not enough information

d)

26

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