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Worksheets8th grade checkpoint 3 I learn
Total questions: 142
Worksheet time: 8hrs 14mins
Describe the transformation:
(x, y) -> (x+3, y)
Translation 3 units to the left
Translation 3 units up
Translation 3 units to the right
Translation 3 units down
Describe the transformation:
(x, y) -> (x, y-2)
Translation 2 units to the left
Translation 2 units up
Translation 2 units to the right
Translation 2 units down
Describe the transformation:
(x, y) -> (x-2, y+7)
Translation 2 units to the left & 7 units up
Translation 2 units to the left & 7 units down
Translation 2 units to the right & 7 units up
Translation 2 units to the right & 7 units down
Describe the transformation:
(x, y) -> (x-1, y+1)
Translation 1 unit to the left & 1 unit down
Translation 1 unit to the left & 1 unit up
Translation 1 unit to the right & 1 unit down
Translation 1 unit to the right & 1 unit up
Describe the transformation:
(x, y) -> (x, y-10)
Translation 10 units to the left
Translation 10 units up
Translation 10 units to the right
Translation 10 units down
Describe the transformation:
(x, y) -> (x, -y)
reflection across the x-axis
reflection across the y-axis
rotation 90 degrees clockwise
rotation 90 degrees counterclockwise
Describe the transformation:
(x, y) -> (-x, y)
reflection across the x-axis
reflection across the y-axis
rotation 90 degrees clockwise
rotation 90 degrees counterclockwise
Describe the transformation:
(x, y) -> (-y, x)
reflection across the x-axis
reflection across the y-axis
rotation 90 degrees clockwise
rotation 90 degrees counterclockwise
Describe the transformation:
(x, y) -> (y, -x)
reflection across the x-axis
reflection across the y-axis
rotation 90 degrees clockwise
rotation 90 degrees counterclockwise
Describe the transformation:
(x, y) -> (3x, y)
Horizontal translations 3 units to the right
Vertical translation 3 units up
Horizontal stretch 3 times as wide
Vertical stretch 3 times as tall
Describe the transformation:
(x, y) -> (x, 2y)
Horizontal translations 2 units to the right
Vertical translation 2 units up
Horizontal stretch 2 times as wide
Vertical stretch 2 times as tall
A mirror image of a figure
Translation
Reflection
Rotation
Dilation
to slide or move a figure
Translation
Reflection
Rotation
Dilation
Turning around a point
Translation
Reflection
Rotation
Dilation
To change the size of a figure
Translation
Reflection
Rotation
Dilation
What does it mean if two figures are congruent?
The figures are the same shape, but different size
The figures are different size and shape
The figures are the same size and shape
The figures are the same size, but different shape
Are the figures congruent?
(What type of transformation is shown?)
Congruent (rotation)
Congruent (reflection)
NOT Congruent (rotation)
NOT Congruent (reflection)
Are the figures congruent?
(What type of transformation is shown?)
Congruent (rotation)
Congruent (reflection)
NOT Congruent (rotation)
NOT Congruent (reflection)
Are the figures congruent?
(What type of transformation is shown?)
NOT Congruent (dilation)
NOT Congruent (translation)
Congruent (dilation)
Congruent (translation)
Are the figures congruent?
(What type of transformation is shown?)
NOT Congruent (dilation)
NOT Congruent (translation)
Congruent (dilation)
Congruent (translation)
(x, y) → (y, -x)
Which of the following transformations produces a figure that is congruent to the original figure? (select all that apply)
Rotations
Reflections
Translations
Dilations
A quadrilateral is to be dilated with a scale factor of 0.5. Which algebraic representation represents this dilation?
(X,Y) -> (0.5X,Y)
(X,Y) -> (0.5X,0.5Y)
(0.5X,0.5Y) -> (X,Y)
(0.5X,Y) -> (X,Y)
A quadrilateral is to be dilated with a scale factor of 6. Which algebraic representation represents this dilation?
(X,Y) -> (6X,Y)
(X,Y) -> (6X,6Y)
(6X,6Y) -> (X,Y)
(6X,Y) -> (X,Y)
Quadrilateral PQRS is reflected across the x-axis. Which rule describes this transformation?
(X,Y) -> (-X, Y)
(X,Y) -> (X, -Y)
(X,Y) -> (6X, 6Y)
(X,Y) -> (X + 6, Y + 4)
Quadrilateral PQRS is reflected across the y-axis. Which rule describes this transformation?
(X,Y) -> (-X, Y)
(X,Y) -> (X, -Y)
(X,Y) -> (6X, 6Y)
(X,Y) -> (X + 6, Y + 4)
Rotate 180 degrees
Octagon PQRSTVWZ is a regular octagon with its center at point C . Which transformations will map octagon PQRSTVWZ onto itself? Select ALL that apply.
reflection over QV .
reflecting over RW
reflecting over TZ
rotating 45° clockwise around point Z
rotating 90° counterclockwise around point C
When translating left or right on a coordinate plane, what coordinate is affected?
x-coordinate
y-coordinate
V=πr2h
Find the volume of the cylinder?
Which equation can be used to find the volume of the container?
What is the formula for Volume of a Cone?
V=π r3h
V=π r2h
V= 31 π r2 h
V= 34 π r3
Find the volume of the cone. Round your answers to the nearest tenth. Use 3.14 for π.
320.4 in3
314 in3
205.5 in3
267.4 in3
Calculate the amount of ice cream this cone can hold (just to the top of the cone). Round to the nearest hundredth.
***Remember to take half of the diameter to get the radius.***
58.29 cm2
58.29 cm3
233.15 cm2
233.15 cm³
Vtotal=Vcone+Vcylinder V = ?
Vtotal=3πr2h+πr2h Remember there are 2 different heights.
1,356 m3
1,734 m3
377 m3
590 m3
Which object is shaped like a cylinder?
Find the volume of the sphere. Round your answers to the nearest tenth if necessary. Use 3.14 for π.
1,562.7 cubic in.
1,325.5 cubic in.
1,129.9 cubic in.
1,819.6 cubic in.
What is surface area?
The measure of the amount of space inside of a solid figure
The sum of all the areas of all the shapes that cover the object
Is surface area.......
Filling in a 3 dimensional shape
Wrapping the outside of a 3 dimensional shape
How do you find the AREA of a TRIANGLE?
Length x Width divided by 2
Length x Width
1/3 (Length x Width)
Base x Height
What is the total surface area of the triangular prism shown?
414 in2
468 in2
576 in2
700 in2
What is the surface area of the cylinder to the nearest square inch? Use 3.14.
625 in2
1300 in2
1046 in2
848 in2
Find the surface area. Use 3.14.
125.6 in2
314 in2
521.24 in2
1,256 in2
Find the Surface Area
12 m2
16 m2
20 m2
34 m2
Calculate the composite surface area of the figure, to the nearest square centimeter. Use 3.14.
4,227 cm2
4,542 cm2
4,605 cm2
5,262 cm2
What is the surface area?
6658.56 mm2
452.16 mm2
904.32 mm2
108.8 mm2
For a sphere with a radius of 8, what is the Surface Area?
803.84
10096.2304
2143.573
100.48
The Pythagorean Theorem ONLY works on which triangle?
Obtuse
Right
Acute
Isosceles
What is the side of a right triangle across from the right angle called?
Square
Arm
Leg
Hypotenuse
If a right triangle has side lengths 6, 6.7 and 3, which side is the hypotenuse?
6
6.7
3
Not enough information
Find the length of the missing side
17
15
22
13
Side c on a right triangle is ALWAYS the longest.
True
False
Find the length of the missing side
20
68
16
80
Is this a right triangle
Yes
No
In a right triangle, if a = 8 and c = 17, what is the correct setup to find the value of b?
172+82=b2
82+b2=172
172+b2=82
b282=100172
What is the opposite of squaring a number
divide
multiply
square root
fractions
The Pythagorean is used to find what
missing sides only
missing angles only
either missing sides or angles
John leaves school to go home. He walks 6 blocks North and then 8 blocks west. How far is John from the school?
14 blocks
12 blocks
10 blocks
8.5 blocks
What is the formula for Pythagorean Theorem?
a^2+b^2=c^2
b-a=c
c^2+b^2=a^2
a+b=c
Find the length of the missing side
48
108
83.6
72
y= 40x+100, where x is number of weeks and y is weight in grams.
What does the y-intercept mean in context of the problem?
Estimate the correlation coefficient for this scatterplot.
A) r = 1.2
B) r = 0.89
C)r = 0
D) r = -0.89
Estimate the correlation coefficient for this scatterplot.
A) r = -0.9
B) r = 1
C) r = 0.9
D) r = -1
Which with is the line of best fit?
A) Black
B) Orange
C) Red
D) Blue
What type of association does this scatterplot show? (a)
What type of correlation does this scatterplot show? (a)
What can you say about this relationship?
As age (a) study time (b)
What type of association does this scatterplot show? (a)
What type of correlation does this scatterplot show? (a)
What can you say about this relationship? As your age (a) daily family time (b) .
This scatterplot shows a (a) association.
This scatterplot shows a (a) correlation.
What can you say about this relationship? As daily T.V. time (a) grades (b) .
This scatterplot shows a (a) association.
This scatterplot shows a (a) correlation.
What can you say about this relationship? As the minutes (a) the gallons in tank (b) .
This scatterplot shows a (a) association.
This scatterplot shows a (a) correlation.
What can you say about this relationship? As the number of hours (a) the inches of snow (b) .
This scatterplot shows (a) association.
This scatterplot shows (a) correlation.
What can you say about this relationship? There is (a) relationship between your age and the first letter of your last name.
