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Worksheets8th Math Spring Finals Review
Total questions: 201
Worksheet time: 10hrs 51mins
-4.2, -4 1/2, -4, 0, 4
A. 5/8, 9/16, 5/12
B. 5/12, 9/16, 5/8
C. 9/16, 5/12, 5/8
D. 9/16, 5/8, 5/12
Least to greatest
8.16, 35/5, 8.772, 8 7/9
8 7/9, 8.16, 35/5, 8.772
8 7/9, 8.16, 8.772, 35/5
8.16, 35/5, 8 7/9, 8.772
Convert the following to a decimal.
1.75
-0.75
0.75
-1.75
Which number is the greatest?
- 5 or - 2
- 5
- 2
Which number is the greatest?
- 10 or 0
0
- 10
Which number is the least?
- 4 or 2
-4
2
Which numbers are greater than -5? (more than 1 answer)
- 6
- 3
- 2
- 8
Which numbers are less than - 40? (more than 1 answer)
- 35
- 45
- 50
- 30
How much money does David earn each hour of doing chores?
2
4
6
8
What is the y-intercept of a line representing a PROPORTIONAL relationship?
(1,1)
(0,0)
1,0)
(0,1)
Which graph represents a proportional relationship?
F
G
H
J
Which equation shows a non proportional relationship?
y = -0.2x
y = 5/3x
y = 2x -3
y = 5x
A
B
C
D
A
B
C
D
A student traveled a distance of 68 miles in 136 minutes. Which graph has a slope that best represents this rate?
The cost of 6 pencils at a store is 30 cents. Each pencil has the same cost. Which graph has a slope that best represents the cost of each pencil at this store?
The table represents the number of computer tablets sold. Does this situation have a constant rate of change?
Yes
No
Rate of Change is the same as Slope.
True
Sometimes
False
Slope- is the ratio of the amount that y increases as x increases some amount.
True
False
Y-Intercept- is the point where the graph intersects the y-axis
True
False
What is the slope formula?
What does "m" stand for in the slope formula?
y axis
slope
y coordinate
x coordinate
(-4, 7) and (-6, -4)
(-3, -4) and (7, 6)
(-2, 8) and (0, 8)
How do you find slope from an equation?
look at the b value
look at the number attached to x
look at the number after the plus or minus sign
divide the two numbers in the equation
How do you find slope from a table?
put the entire table int a list and spreadsheet nd go to menu, statistics, one variable statistics
pick two points and subtract the x values from the y values
pick two points and put them in lists and spreadsheets. then go to menu, statistics, stat calculations, linear regression
divide each value in the y column by a value in the x column and find the average of the answers.
How do you find slope from an equation?
look at the b value
look at the number attached to x
look at the number after the plus or minus sign
divide the two numbers in the equation
How do you find slope from a graph?
pick two points on the graph and create a list and spreadsheet from the points.
look at where the line crosses the y axis.
pick a point on the line and divide the y value divided by the x value.
choose the answer choice that looks the most complicated
Which of the relations shown represent y as a function of x?
Match the representations with the correct answer.
Function
Not a function
Not a function
Function
Which representation does not show y as a function of x?
Select 2 correct answers.
(1,3)(-1,4)(2,-4)(-2,5)
Which graph represents y as a function of x?
Which graph does NOT represent y as a function of x?
Which representation does NOT show y as a function of x?
Which graph represents y as a function of x?
The cylinder has a height of (a) and a radius of (b) . The shape of the base of the cylinder is a (c)
What is the radius of the cylinder?
Which formula(s) do you use to find the volume of the cylinder? Select two answer.
V=πr2h
V=31πr2h
V=34πrh
V=Bh
What is the height of the cylinder?
8 cm
16 cm
4 cm
804.25 cm
V=πr2h
Which object is shaped like a cylinder?
Find the area of the BASE of the cylinder.
4834.91 ft3
536.9 ft3
1,073.9 ft3
254.47ft2
What does the "B" in the volume formula V = Bh stand for?
Bottom of the object
Box
Between
Area of the base
What is the formula for finding the area of a circle?
A = π·d
C = 2·π·r
A = π·r2
C = π·d
In a museum there is a sculpture in the shape of a cylinder. The cylinder has a diameter of 12 feet and a height of h feet. Which equation can be used to find V, the volume of the cylinder in cubic feet?
Which formula will find volume of the hemisphere? (a)
Which formula will find the volume of the cylinder? (b)
V=34πr3⋅0.5
V=πr2⋅h
The diagram shows a cone and its dimensions.
Which formula will find the volume of the cone in cubic centimeters?
(a)
A bowling ball shaped like a sphere has a diameter of 21.6 centimeters. Which formula can be used to find the volume of the bowling ball in cubic centimeters?
(a)
V=34π10.83
Find the total surface area.
556 cm2
278 cm2
680 cm2
340 cm2
This formula is used to solve__________.
Lateral Surface Area of a Prism
Later Surface Area of a Cylinder
Total Surface Area of a Prism
Total Surface Area of a Cylinder
What is the height of the rectangular prism?
h = ?
(a)
Determine if you need to use lateral or total surface area for this situation.
The amount of cardboard needed to make a cereal box in the shape of a rectangular prism
Lateral surface area
Total surface area
What is the area of the base for the rectangular prism?
B = ?
(a)
What is the perimeter of the base for the rectangular prism?
P = ?
(a)
What is the perimeter of the base of this triangular prism?
P = ?
(a)
What is the area of the base of this triangular prism?
B = ?
(a)
What is the height of this prism?
h = ?
(a)
What is the formula for Lateral Surface Area?
Ph
Ph+2B
The simple interest formula is I=Prt. The P represents the principle. The principle is ___________________.
the amount of money borrowed or deposited
the percent interest for his year
the amount taxed
the amount the bank owes you for being a customer at their bank
4.3%
Determine what the variables mean in the simple and compound interest formulas.
I
interest
A
total amount accrued with interest
r
interest rate as decimal
t
time, in years
P
Principal or original amount
Label each part of the formula
an specified amount of money paid or earned for the use of money.
Interest
Time
Rate
Principle
the original amount of money borrowed or deposited.
Interest
Rate
Time
Principle
the interest percentage.
Interest
Rate
Time
Principle
the period of time for which an amount of money is invested or borrowed.
Interest
Rate
Time
Principle
an interest calculation that is calculated only on the principle.
Simple Interest
Compound Interest
an interest calculation that is calculated using the principal and any interest remaining in an account.
Simple Interest
Compound Interest
When solving for simple interest, which of the following formulas do we use?
A=P(1+r)t
When solving for simple interest, which of the following formulas do we use?
A=P(1+r)t
When using the simple interest formula, what do you get when you multiply P x R x T ?
I for interest
A for Total
I for total
A for Interest
When Using the compound interest formula, what is the extra step you must take to get interest?
add the principle
subtract the principle
multiply the principle
leave it alone
What interest is better when you are buying a car?
Simple Interest
Compound Interest
Interesting interest
simpound Interest
Which is better to have when you invest money?
Compound Interest
Simple Interest
Good interest
Simpound Interest
Steve deposited $5,000 in a savings account that pays 4% interest compounded annually.
Which equation could be used to find the value of the account after 3 years?
A = 5,000(1 + 4)3
A = 5,000(1 + 0.04)3
A = 5,000(1 + 0.4) x 3
A = 5,000(0.04)3
the time has to be in _____________
years
months
days
seconds
Convert the following number to scientific notation: 43,000,000
43x10⁶
4.3×10⁷
430×10⁵
4.3×10⁻⁷
12,000,000
345,000
Convert the following number to scientific notation: 520,000,000
52 x 107
5.2 x 107
5.2 x 108
0.52 x 109
Convert the following number to scientific notation: .000457
457 x 106
457 x 10-6
4.57 x104
4.57 x 10-4
Convert this number into scientific notation:
950,000
9.5 x 105
9.5 x 10-9
9.5 x 102
None of the above
Convert this number to standard notation:
1.4 x 10-2
(a)
Convert this number to standard notation:
7.1 x 104
(a)
A Slide is also called a ______.
Translation
Reflection
Rotation
Dilation
A turn is also called a ______.
Reflection
Translation
Dilation
Rotation
Identify this transformation.
Dilation
Rotation
Translation
Reflection
Identify the transformation from ABC to A'B'C'.
90 degree clockwise rotation
Reflection across the y-axis
Translation 4 degrees to the right
Reflection across the x-axis
Is the picture being reflected across the y-axis or the x-axis?
y-axis
x-axis
Describe the Transformation
Translation
Reflection
Rotation
Dilation
Describe the Transformation
Dilation
Reflection
Translation
Rotation
Which way do you rotate if you turn to the right?
clockwise
counterclockwise
flip-flop
upside down
What is the proper term for rotating to the left?
clockwise
spin
counter-clockwise
time
What type of transformation is this?
Translation
Dilation
Reflection
Rotation
Which words describe a dilation?
slide
turn
spin
reduction
(x,y)-->(y,-x)
(x, y) --> _
Which is a rule for a reflection over the x-axis?
f(x,y)=(x,−y)
f(x,y)=(−x,y)
f(x, y)= (−y, x)
f(x, y)= (y,− x)
What does the rule f(x,y)=(x−6,y+4) tell you to do?
Translate right 6 & up 4
Translate left 6 & up 4
Translate right 6 & down 4
Translate left 6 & down 4
Which written description matches the rule f(x,y)=(−x,y)
Rotation 90 degrees ccw
Rotation 270 degrees ccw
Reflection over the x-axis
Reflection over the y-axis
The rule is an example of which transformation ?
DILATION
REFLECTION
ROTATION
TRANSLATION
The rule is an example of which transformation ?
DILATION
REFLECTION
ROTATION
TRANSLATION
The rule is an example of which transformation ?
DILATION
REFLECTION
ROTATION
TRANSLATION
The rule is an example of which transformation ?
DILATION
REFLECTION
ROTATION
TRANSLATION
The rule is an example of which transformation ?
DILATION
REFLECTION
ROTATION
TRANSLATION
The rule is an example of which transformation ?
DILATION
REFLECTION
ROTATION
TRANSLATION
The rule is an example of which transformation ?
DILATION
REFLECTION
ROTATION
TRANSLATION
Dilation involves:
Making a figure dissapear
Moving a figure
Making a figure bigger or smaller
Mirroring a figure across a line of symmetry
Which two triangles are reflections of each other across the x-axis?
A and B
B and D
A and C
C and D
Which two triangles are reflections of each other across the y-axis?
A and B
B and D
A and C
C and D
Ace Communications charges $15.00 per month plus $0.20 per minute of airtime usage. If Juanita uses m minutes of airtime, which equation can be used to determine her monthly cell phone bill(c)?
c = 15 + m + 0.20
c = 15 + 0.20m
c = 15(0.20m)
c = 0.20 + 15m
Daniel is paid $10 per week for selling newspaper subscriptions. He is also paid $3.50 for each new customer(x) that signs up for the subscription. Which equation represents the amount(y) Daniel earns in a week?
y = 10 + 3.50x
y = 10 + x
y = 3.50x
y = 3.50x
y=0.5x+10
What does the slope of the graph of this equation represent?
Which inequality does "limit" represent?
greater than
less than
greater than or equal to
less than or equal to
Which inequality does "maximum" represent?
greater than
less than
greater than or equal to
less than or equal to
Which inequality does "capacity" represent?
greater than
less than
greater than or equal to
less than or equal to
Which inequality does "at least" represent?
greater than
less than
greater than or equal to
less than or equal to
Which inequality does "minimum" represent?
greater than
less than
greater than or equal to
less than or equal to
Greater Than
>
>
<
<
The Autobahn allows a speed limit of 81mph in most parts.
>
<
>
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I have fewer than 100 students to teach each day.
>
>
<
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Little Italy's special events room can seat at most 50 guests.
>
>
<
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Chlorine levels must stay under 8ppms in order to be safe for swimmers.
>
>
<
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The maximum capacity for the Movie Theatre is 455 people.
<
>
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You must be at least 16 years old to drive a car.
>
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Side c on a right triangle is ALWAYS the longest.
true
false
a2 + b3 = c4
Determine the length of the missing side.
7
8
17
23
The diagram shows three squares that are joined at vertices to form a right triangle.
Which statement is true?
The sum of the areas of square A and square C is equal to the area of square B.
The sum of the areas of square B and square C is equal to the area of square A.
The sum of the areas of square of C and Square B and square A equal to the area of square C.
The sum of the areas of square A and Square B is equal to the area of square C.
If a right triangle has side lengths 6, 6.7 and 3, which side is the hypotenuse?
6
6.7
3
15.7
None of them
Sides a and b are called legs.
true
false
Which equation can be used to solve for "x"?
152 – x2 = 212
x2 – 152 = 212
152 + 212 = x2
212 – 152 = x2
