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Worksheets8th grade Math Review 3
Total questions: 38
Worksheet time: 1hrs 24mins
Name
Class
Date
1.
Which graph is linear?
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
2.
Is the equation linear, exponential, or quadratic?
y = 2x+ 4
y = 2x+ 4
a)
Linear
b)
Exponential
c)
Quadratic
d)
None of the above
3.
What is the y-intercept of the function?
a)
(0,2)
b)
(0,3)
c)
(0,1)
d)
(0,-2)
4.
What is the y-intercept in the equation y= -2x + 5
a)
-2
b)
3
c)
5
d)
Cannot be Determined
5.
Dave owns a lawn business. He charges $10 per hour and a $25 dollar disposal fee. What is the correct equation Dave would use to find out how much to charge his customers?
a)
y = 25x + 10
b)
x = 25y + 10
c)
y = 10x +25
d)
x = 10y + 25
6.
What is the initial value of the following graph?
a)
(3, 0)
b)
(0, 3)
c)
(4, 0)
d)
(0, 4)
7.
What is the y-intercept?
a)
(0,7)
b)
(0, 0)
c)
(0,1)
d)
(0, 2)
8.
When writing an equation of a function, the rate of change is...
a)
the number being added or subtracted
b)
The number without the variable
c)
the number next to the input
d)
the "x"
9.
Find the slope between the two given points: (-2,1) and (5,7)
a)
7/6
b)
2
c)
6/7
d)
-2
10.
Which function is linear?
a)
f(x)
b)
h(x)
c)
g(x)
11.
In order to join an online learning community, there is a $20 startup fee and a $5 monthly fee. Write an equation in slope-intercept form that models this situation.
a)
y = 20x + 5
b)
y = 5x +20
c)
y = 25x
d)
y = 5y + 20
12.
Does this graph represent a proportional relationship?
a)
No, because it doesn't pass through the origin.
b)
Yes, because it doesn't pass through the origin.
c)
Yes, because it intersects the y axis.
d)
No, because it intersects the x axis.
13.
Is the graph proportional or non-proportional?
a)
Proportional
b)
Non-Proportional
14.
Which graph is proportional?
a)
A
b)
B
c)
C and D
d)
All of the graphs are proportional
15.
REVIEW QUESTION
Is this table proportional or non-proportional?
Is this table proportional or non-proportional?
a)
Proportional
b)
Non-Proportional
16.
What is the constant of proportionality?
a)
8
b)
16
c)
24
d)
2
17.
What are the main characteristics of a proportional relationship between two variables?
a)
They pass through the origin.
b)
They are linear and also pass through the origin.
c)
They are curved
d)
They have a negative relationship and pass through the origin.
18.
Is this proportional?
y=2x
y=2x
a)
yes
b)
no
19.
Is this proportional?
a)
yes
b)
no
20.
When we compare variables in direct variation, we compare them as _____ over ______.
a)
peanut butter over jelly
b)
x over y
c)
rate over one
d)
y over x
21.
The equation y = 3x represents a direct variation relationship. What is the value of y when x=7?
a)
21
b)
7
c)
10
d)
4
22.
Is this a direct variation?
a)
yes
b)
no
23.
What ordered pair does a direct variation always go through when graphed?
a)
(0, 0)
b)
(1, 0)
c)
(0, 1)
d)
(1, 1)
24.
What is the best class evaaaa?
a)
Math
b)
Not Math
25.
The constant of proportionality can be found by finding the __________ _____________.
a)
unit rate
b)
ratio rate
c)
proportion answer
d)
rational number
26.
The constant of proportionality in the equation y = 4x is ________
a)
y
b)
4
c)
x
d)
=
27.
The constant of proportionality in the equation y = ½x is _______.
a)
x
b)
y
c)
1/2
d)
2
28.
What is the angle of rotation for this counterclockwise rotation about the origin?
a)
90°
b)
180°
c)
270°
d)
360°
29.
Rotate the point (-3,-4) around the origin 180 degrees. State the image of the point.
a)
(-4,-3)
b)
(-4,3)
c)
(4,-3)
d)
(3,4)
30.
What is a transformation that turns a figure about a fixed point for a given angle?
a)
Point of Rotation
b)
Vertex
c)
Rotations
d)
Image
31.
What is a reflection?
a)
When you turn an object around a point.
b)
When you slide an object form one place to another.
c)
When you flip or mirror an object across a line.
d)
When you resize an object.
32.
A type of transformation where a geometric figure slides horizontally, vertically, or both. What type of transformation is this?
a)
dilation
b)
translation
c)
rotation
d)
reflection
33.
Identify the transformation.
a)
Reflection across y axis
b)
Reflection across x-axis
c)
180 Rotation
d)
Translation 2 units down
34.
How is the blue triangle rotated to the red triangle?
a)
90 clockwise
b)
90 counter-clockwise
c)
180 clockwise
35.
Which of the following are congruence transformations?
a)
Rotations
b)
Translations
c)
Reflections
d)
All Three
36.
What is the sequence of transformations?
a)
Reflect over the y then reflect over the x
b)
Reflect over the x then reflect over the y
c)
Translate 4 units then rotate 90˚
d)
Rotate 90˚ then reflect over the x
37.
Rotating a pre-image _____degrees will place it back to its original position.
a)
180
b)
90
c)
270
d)
360
38.
Identify the single transformation performed
a)
Translation
b)
Reflection
c)
Rotation
d)
Dilation
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