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Worksheets8th Semester Exam
Total questions: 208
Worksheet time: 7hrs 4mins
Name
Class
Date
1.
What is the definition of function?
a)
Has inputs and outputs
b)
Every input has only ONE output
c)
Inputs have different outputs every time
d)
x-values and y-values
2.
Is the relation a function? Why.
a)
Yes, because the x-value 11 has two y-values pair with it.
b)
Yes, because each x-value has only one y-value paired with it.
c)
No, because the x-value 11 has two y-values pair with it.
d)
No, because each x-value has only one y-value paired with it.
3.
a)
Function
b)
Not a Function
4.
Is this mapping a function or not a function?
a)
Function
b)
Not a Function
5.
Is this table a function or not a function?
a)
Function
b)
Not a Function
6.
Is this table a function or not a function?
a)
Function
b)
Not a Function
7.
Which set of values is a function?
a)
(9,5) (10,5) (9,-5) (10,-5)
b)
(3,4) (4,-3) (7,4) (3, 8)
c)
(6,-5) (7, -3) (8, -1) (9, 1)
d)
(2, -2) (5, 9) (5, -7) (1, 4)
8.
Is this graph a function or not a function?
a)
Function
b)
Not a Function
9.
Is this graph a function or not a function?
a)
Function
b)
Not a Function
10.
Is this graph a function or not a function?
a)
Function
b)
Not a Function
11.
Is this graph a function or not a function?
a)
Function
b)
Not a Function
12.
Is this graph a function or not a function?
a)
Function
b)
Not a Function
13.
Is this graph a function or not a function?
a)
Function
b)
Not a Function
14.
Give the domain and range. Tell if it is a function.
a)
D: {-4, -2, 0, 2}
R: {-2, -2, 1, 1}
Function
R: {-2, -2, 1, 1}
Function
b)
D: {-4, -2, 0, 2}
R: {-2, 1}
Function
R: {-2, 1}
Function
c)
D: {-4, -2, 0, 2}
R: {-2, -2, 1, 1}
Not a Function
R: {-2, -2, 1, 1}
Not a Function
d)
D: {-4, -2, 0, 2}
R: {-2, 1}
Not a Function
R: {-2, 1}
Not a Function
15.
All of the y values or outputs are called what?
a)
Domain
b)
Range
c)
Relation
d)
Function
16.
All of the x values or inputs are called what?
a)
Domain
b)
Range
c)
Relation
d)
Function
17.
a)
Function
b)
Not a Function
18.
a)
Function
b)
Not a Function
19.
Is this table a function or not a function?
a)
Function
b)
Not a Function
20.
Is this table a function or not a function?
a)
Function
b)
Not a Function
21.
Is this table a function or not a function?
a)
Function
b)
Not a function
22.
Is this set of ordered pairs a function or not a function?
a)
Function
b)
Not a Function
23.
Is this set of ordered pairs a function or not a function?
a)
Function
b)
Not a Function
24.
Is this set of ordered pairs a function or not a function?
a)
Function
b)
Not a function
25.
Is this graph a function or not a function?
a)
Function
b)
Not a Function
26.
Is this table a function or not a function?
a)
Function
b)
Not a function
27.
Is this table a function or not a function?
a)
Function
b)
Not a Function
28.
Is this table a function or not a function?
a)
Function
b)
Not a Function
29.
How would you write 4.3756 x 104 in standard form?
a)
437,560,000
b)
0.00043756
c)
43,756
d)
4,3756
30.
How would you write 0.0005 in scientific notation?
a)
50 x 105
b)
5 x 104
c)
5 x 103
d)
.5 x 103
31.
How would you write -5.6 x 10-3 in standard form?
a)
0.0056
b)
-5,600
c)
0.00056
d)
-0.0056
32.
Scientific Notation is made up of two number parts. The first part should be a number between 1 and 100.
a)
True
b)
False
33.
Scientific Notation is made up of two number parts. The second part is a power of base 10.
a)
True
b)
False
34.
When writing a number in scientific notation, the first number must be greater than 1, but less than 10.
a)
False
b)
True
35.
The rule of scientific notation is to write all exponents with a base of ____.
a)
50
b)
5
c)
100
d)
10
36.
How do you write
1001
in scientific notation?
1001
in scientific notation?
a)
1.0001 x 104
b)
1.01 x 105
c)
1.001 x 103
d)
10.1 x 103
37.
How do you write
8.317 x 106
in standard form?
8.317 x 106
in standard form?
a)
8, 371, 000
b)
83, 170, 000
c)
837, 100
d)
8, 317, 000
38.
Which of the following is correct scientific notation?
a)
20.35 x 104
b)
.2035 x 104
c)
2035 4
d)
2.035 x104
39.
Express the following in scientific notation:
.000457
.000457
a)
457 x 106
b)
457 x 10-6
c)
4.57 x104
d)
4.57 x 10-4
40.
Express the following in standard notation:
8.025 x 10-8
8.025 x 10-8
a)
.00000008025
b)
.000000008025
c)
802,500,000,000
d)
80,250,000,000
41.
Express the following in standard notation:
8.025 x 10-8
8.025 x 10-8
a)
.00000008025
b)
.000000008025
c)
802,500,000,000
d)
80,250,000,000
42.
Express the following in scientific notation:
.000045
.000045
a)
4.5 x 10-5
b)
45 x 10-6
c)
4.5 x105
d)
45 x 106
43.
Express the following in scientific notation:
10,030,400,000
10,030,400,000
a)
1.00304 x 109
b)
1.00304 x 1010
c)
1.00403 x 1010
d)
1.00304 x10-10
44.
Express the following in scientific notation:
0.0000002203
0.0000002203
a)
.02203 x 107
b)
22.03 x 10-6
c)
2.203 x 10-7
d)
22.03 x 106
45.
Convert to standard notation:
2.4 x 10-3
2.4 x 10-3
a)
2400
b)
0.24
c)
0.024
d)
0.0024
46.
Convert to standard notation:
3.05 x 105
3.05 x 105
a)
305,000
b)
305
c)
3,050,000
d)
30,500
47.
What is scientific notation?
a)
A long way to write really short numbers
b)
A short way to write really long numbers
c)
I don't know...
d)
None of the above
48.
Which of the following is correct scientific notation?
a)
20.35 x 104
b)
.2035 x 104
c)
2035 4
d)
2.035 x104
49.
UNDERSTANDING
If the exponent is a positive number...
If the exponent is a positive number...
a)
you will get a large number
b)
you will get a smaller number
50.
UNDERSTANDING
If the exponent is a negative number...
If the exponent is a negative number...
a)
you will get a large number
b)
you will get a small number
51.
How many zeros would be in this number if written in standard form?
6.47 x 1011
6.47 x 1011
a)
11
b)
9
c)
10
d)
12
52.
Which one of these is in scientific notation?
a)
8.987000
b)
8.98 x 106
c)
80.987 x 10
d)
8.986
53.
The state of Colorado covers about 1.04 × 105 square miles. The Indian Ocean covers about 2.808 × 107 square miles. How many times bigger than Colorado is the Indian Ocean?
a)
270
b)
2.92032 x 1012
c)
.0037
d)
100
54.
The mean distance from the sun to Earth is 9.29 x 107 miles. Jupiter's mean distance from the sun is 4.8388 x 108 miles. What is the difference between these two distances in miles?
a)
4.3092 x 101
b)
3.9098 x 107
c)
3.9098 x 108
d)
5.7678 x 108
55.
The dimensions of an office building are 1.5 x 102 feet by 1.35 x 103 feet. What is the perimeter of the base of the building, in feet?
a)
1.50 x 103
b)
2.85 x 10 5
c)
3.00 x 10 3
d)
5.70 x 10 5
56.
A microgram is equal to 1 x 10 -6 grams. How many times greater than a microgram is 1 x 102 grams?
a)
1 x 10-8
b)
1 x 10-4
c)
1 x 104
d)
1 x 108
57.
4. Find the combined mass of Earth and Venus. Earth is approximately 5.9 x 1024 kg and Venus is approximately 4.9 x 1024 kg.
a)
Add
b)
Subtract
c)
Multiply
d)
Divide
58.
Estimate the square root.
a)
4.2
b)
4
c)
4.6
d)
5
59.
The √20 is between which two integers?
a)
2 & 3
b)
3 & 4
c)
4 & 5
d)
5 & 6
60.
Estimate the square root.
a)
9.8
b)
9
c)
9.3
d)
10
61.
Which is the best estimate of the square root of 63?
a)
7.1
b)
7.3
c)
7.5
d)
7.9
62.
125
a)
Is a perfect square.
b)
Is not a perfect square.
63.
The √40 is between which two consecutive whole numbers?
a)
7 & 8
b)
4 & 5
c)
5 & 6
d)
6 & 7
64.
Round to the Nearest Tenth: √119
a)
10.9
b)
10.5
c)
11.1
d)
10
65.
Which of the following is a perfect square?
a)
24
b)
48
c)
81
d)
110
66.
Between which two whole numbers is the square root of 20?
a)
5 and 6
b)
10 and 2
c)
4 and 5
d)
3 and 4
67.
Is 12 a perfect square?
a)
Yes
b)
No
68.
Find the best estimate for √18 .
Look at the number line.
Look at the number line.
a)
4.2
b)
4.4
c)
5.1
d)
4
69.
The square root of 99 falls between which two consecutive integers?
a)
7 and 8
b)
8 and 9
c)
10 and 11
d)
9 and 10
70.
Which subset does -√24 does not belong to?
a)
real number
b)
irrational number
c)
rational number
71.
√36 is not a subset of what?
a)
real number
b)
integer
c)
whole number
d)
irrational number
72.
Which number has a square root that is between 5 and 6?
a)
48
b)
81
c)
28
d)
36
73.
Which subset does -18/6 does not belong to?
a)
Rational number
b)
Real number
c)
Integer
d)
Irrational Number
74.
52
a)
16
b)
25
c)
20
d)
10
75.
42
a)
8
b)
15
c)
18
d)
16
76.
√ 16
a)
8
b)
3
c)
4
d)
6
77.
All the following are Perfect Squares except for which one?
a)
81
b)
121
c)
361
d)
198
78.
A perfect square is when a whole number is multiplied by itself?
a)
FALSE
b)
TRUE
79.
Between which two whole numbers is the
√5?
√5?
a)
1 and 2
b)
2 and 3
c)
3 and 4
d)
4 and 5
80.
500
a)
Is a perfect square.
b)
Is not a perfect square.
81.
196
a)
Is a perfect square.
b)
Is not a perfect square.
82.
144
a)
Is a perfect square.
b)
Is not a perfect square.
83.
125
a)
Is a perfect square.
b)
Is not a perfect square.
84.
Estimate the square root.
a)
3
b)
4
c)
5
d)
6
85.
What is the square root of 4?
a)
9
b)
4
c)
2
d)
10
86.
List the following numbers from least to greatest:
-64 , 3.5 , √27 , 6.666...
-64 , 3.5 , √27 , 6.666...
a)
-64 , 3.5 , √27 , 6.666...
b)
3.5 , √27 , 6.666..., -64
c)
3.5, -64, √27, 6.666...
d)
6.666, √27, -64, 3.5
87.
Put in the symbol to make the statement true...
-17.5 _________ -√121
-17.5 _________ -√121
a)
>
b)
<
c)
=
88.
Point B could represent which of the following numbers?
a)
√24
b)
√30
c)
√35
d)
√42
89.
3. Which list of numbers is in order from least to greatest?
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
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
a)
A
b)
B
c)
C
d)
D
90.
Which list of numbers is in order from least to greatest?
a)
A √23, 5, 6, 43%
b)
B 5, √23, 6, 43%
c)
C 43%, 5, √23, 6
d)
D 43%, √23, 5, 6
91.
The √40 is between which two integers?
a)
7 & 8
b)
6 & 7
c)
5 & 6
d)
4 & 5
92.
Which of these values is the GREATEST?
a)
63/7
b)
8.99
c)
450%
d)
-22
93.
Which of these values is the LEAST?
a)
0
b)
-3
c)
65%
d)
1/2
94.
What is 37% as a decimal?
a)
37
b)
3.7
c)
.37
d)
.037
95.
Paige rode her bike 4/5 mile. Megan rode her bike 1/3 mile. Which statement is true?
a)
4/5=1/3
b)
4/5 > 1/3
c)
1/3 > 4/5
d)
4/5 < 1/3
96.
Which set is in descending order?
a)
15% .45 9/10
b)
.45 15% 9/10
c)
9/10 15% .45
d)
9/10 .45 15%
97.
Which is ordered least to greatest?
a)
1/4, -3/7, 1/2
b)
-3/7, 1/2, 1/4
c)
1/2, 1/4, -3/7
d)
-3/7, 1/4, 1/2
98.
What is the decimal equivalent of 3/5?
a)
0.3
b)
3.5
c)
0.6
d)
0.2
99.
Express 32 1/2 in decimal form.
a)
32.4
b)
32.5
c)
32.75
d)
32.25
100.
Ascending Order?
a)
True
b)
False
101.
Order the numbers from least to greatest
0.64, -0.3, 3%, -√1, 110%
a)
0.64, -0.3, 3%, -√1, 110%
b)
-√1, 0.64, 3%, -0.3, 110%
c)
-√1, -0.3, 3%, 0.64, 110%
d)
3%, 0.64, -0.3, 110%, -√1
102.
Order the numbers from least to greatest
2.71, 5/2, √6, 275%
a)
2.71, 5/2, √6, 275%
b)
√6, 5/2, 2.71, 275%
c)
√6, 2.71, 275%, 5/2
d)
5/2, 2.71, √6, 275%
103.
The Pythagorean Theorem is
c2 = a2 - b2
c2 = a2 - b2
a)
false
b)
true
104.
Sides a and b are called legs.
a)
true
b)
false
105.
Side c on a right triangle is ALWAYS the longest.
a)
true
b)
false
106.
Find the missing side
a)
9
b)
41
c)
6.4
d)
6.2
107.
Find h
a)
35.60
b)
35.00
c)
35.71
d)
61.03
108.
Find the length of the missing side.
a)
48 in.
b)
52 in.
c)
16 in.
d)
24 in.
109.
Do the segment lengths 15, 12, and 9 form a right triangle?
a)
Yes
b)
No
c)
Maybe
d)
Pythagoras
110.
Does the set of numbers represent a right triangle?
20, 25, 15
a)
Yes
b)
No
111.
Find the length of the missing side.
a)
17 cm
b)
22 cm
c)
15 cm
d)
13 cm
112.
Find the length of the missing side.
a)
25 cm
b)
42 cm
c)
52 cm
d)
48 cm
113.
The Pythagorean Theorem ONLY works on which triangle?
a)
obtuse
b)
scalene
c)
isosceles
d)
right
114.
What is the opposite of squaring a number?
a)
divide
b)
multiply
c)
fractions
d)
square root
115.
The Pythagorean Theorem is
a2 + b3 = c4
a2 + b3 = c4
a)
false
b)
true
116.
a= 12, b= 35, c= ? Find c
a)
32
b)
37
c)
19
d)
20
117.
All of the a square plus all of the b square will perfectly fill the c square with nothing left over.
a)
True
b)
False
118.
c= 97, b= 72, a=?
a)
35
b)
75
c)
65
d)
55
119.
What is the name for side c?
a)
head
b)
body
c)
hippopotamus
d)
hypotenuse
120.
Do the lengths form a right triangle? 6, 8, 10
a)
yes
b)
no
121.
You need a ladder that will reach up a 25 foot tall house when placed 10 feet away from the house. How tall does the ladder need to be?
a)
25 feet
b)
26 feet
c)
27 feet
d)
28 feet
122.
A rectangular field is 50 yards wide and 100 yards long. Patrick walks diagonally across the field. How far does he walk?
a)
111.8 yards
b)
115 yards
c)
127.3 yards
d)
119 yards
123.
Madison is on the top of an 80 foot building. She is creating a zipline course to the ground with 100 feet of cable. How far from the base of the building will she need to anchor the cable to make the zipline cable tight?
a)
60 feet
b)
20 feet
c)
180 feet
124.
A baseball diamond is a square with sides of 90 feet. What is the distance to the nearest foot that a 3rd baseman has to make if he throws a ball from first base to third base.
a)
90
b)
127
c)
180
d)
128
125.
A suitcase measures 24 inches long and 18 inches high, What is the diagonal length of the suitcase to the nearest tenth of a foot.
a)
30
b)
42
c)
36
d)
33
126.
Two joggers run 8 miles north and then 5 miles west. What is the shortest distance back to their starting point to the nearest tenth of a mile?
a)
13
b)
9.4
c)
6.2
d)
9
127.
Trista's TV screen is 17 inches long. If the diagonal measures 22 inches, how long is the width of Donna's TV?
a)
5 in
b)
10 in
c)
14 in
d)
28 in
128.
Tanya runs diagonally across a rectangular field that has a length of 40 yards and a width of 30 yards. What is the length of the diagonal, in yards, that Tanya runs?
a)
26.5 yards
b)
10 yards
c)
50 yards
d)
46.7 yards
129.
Jane and Miguel are siblings. They go to different schools. Jane walks 6 blocks east from home. Miguel walks 8 blocks north. How many blocks apart would the two schools be if you could walk straight from one school to the other?
a)
14
b)
10
c)
5.3
d)
2
130.
A piece of paper that Brittany has is 11 inches tall and 8 inches wide. She draws a straight line diagonally across the paper. How long is the line she drew?
a)
7.5 in
b)
12.4 in
c)
13.6 in
d)
14.3 in
131.
A new pipeline is being created to shorten the distance it has to travel to get from point A to point B. The original pipeline ran at a 90 angle from point A to point B and was 20 miles on one side and 15 miles on the other. The new pipeline will go straight from A to B. How much shorter will the new pipeline be?
a)
10
b)
25
c)
175
d)
625
132.
What is the distance between the two points?
a)
6.3
b)
6.5
c)
6.7
d)
16
133.
Find the distance between (-12, 1) and (12, -1).
a)
24.05
b)
24.06
c)
24.07
d)
24.08
134.
Find the distance.
a)
9.7
b)
10.7
c)
11.7
d)
12.7
135.
Find the distance between (1,2) (-1,-2)
a)
4.5
b)
4.4
c)
5
d)
20
136.
What is the distance between the two points?
a)
6.3
b)
6.5
c)
6.7
d)
16
137.
A slide is also called a _________.
a)
Translation
b)
Reflection
c)
Rotation
d)
Transformation
138.
A turn is also called a ___________.
a)
Translation
b)
Reflection
c)
Rotation
d)
Transformation
139.
Identify the transformation.
a)
Reflection across y axis
b)
Reflection across x-axis
c)
180 Rotation
d)
Translation 2 units down
140.
Rotating a pre-image _____degrees will place it back to its original position.
a)
180
b)
90
c)
270
d)
360
141.
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)
142.
How is triangle ABC being translated to triangle A'B'C'?
a)
up 3, left 8
b)
up 9, left 4
c)
down 3, right 8
d)
down 9, right 4
143.
Determine how to translate triangle A'B'C' to triangle ABC.
a)
(x+2, y-5)
b)
(x+2, y-9)
c)
(x-2, y-9)
d)
(x-2, y+9)
144.
Triangle ABC is going to be translated. Where would A' position be at, if the translation was be (x,y) --> (x+3, y-2)?
a)
(-1,3)
b)
(5,3)
c)
(5,8)
d)
(3,5)
145.
Write a rule for the translation.
a)
(x -1, y + 2)
b)
(x -2, y + 1)
c)
(x +2, y - 1)
d)
(x +1, y - 2)
146.
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.
147.
Reflecting over the y-axis changes the ____-_____________.
a)
x-axis
b)
x-coordinate
c)
y-coordinate
d)
none of the above
148.
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
149.
Reflections over the x-axis change the ____-__________.
a)
y-coordinate
b)
x-coordinate
c)
y-axis
d)
x-axis
150.
Triangle GHI is reflected across the x-axis. What are the coordinates of I'?
a)
(-2, 6)
b)
(2, 6)
c)
(-6, -2)
d)
(6, 2)
151.
Which rule would result in a translation of 2 units left and 3 units up?
a)
(x, y) → (2x, 3y)
b)
(x, y) → (x - 2, y + 3)
c)
(x, y) → (-x, -y)
d)
(x, y) → (x + 2, y - 3)
152.
How many degrees was the figure rotated?
a)
90 degrees counterclockwise
b)
180 degrees
c)
90 degrees clockwise
153.
If you were to rotate ABCD 180° about the origin, what would the coordinate of A' be?
a)
(-5, 5)
b)
(-3, -5)
c)
(-5, 3)
d)
(-3, 3)
154.
If you were to rotate ABCD 180° about the origin, what would the coordinates of B' be?
a)
(0, 0)
b)
(-6, -5)
c)
(-1, 3)
d)
(-6, 2)
155.
What is the angle of rotation for this counterclockwise rotation about the origin?
a)
90°
b)
180°
c)
270°
d)
360°
156.
The image A'B'C' is a rotation of ABC.
a)
True
b)
False
157.
Translation are always _______
a)
Congruent
b)
Bigger
c)
Smaller
d)
Rotated
158.
When you translate, (x-4,y) will move _____.
a)
4 units right
b)
4 units left
c)
4 units up
d)
4 units down
159.
When you translate, (x,y+6) will move _____.
a)
6 units right
b)
6 units left
c)
6 units up
d)
6 units down
160.
When you reflect a shape, you ______ over an axis or line.
a)
Flip
b)
Rotate
c)
Slide
d)
Expand
161.
Write a rule for the translation.
a)
(x -1, y + 2)
b)
(x -2, y + 1)
c)
(x +2, y - 1)
d)
(x +1, y - 2)
162.
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
163.
Identify the transformation from ABCD to A'B'C'D'.
a)
Translation
b)
Reflection across the y-axis
c)
Reflection across the x-axis
d)
90o counter clockwise Rotation
164.
The point (8, 12) was dilated to become point (2, 3). What was the scale factor?
a)
½
b)
¼
c)
4
d)
2
165.
State the coordinate of the image of the given point B (-10,-6) under a dilation with center at the origin with the given scale factor k = 1/2.
a)
(5,3)
b)
(20,12)
c)
(-20,-12)
d)
(-5,-3)
166.
Does the image show a dilation?
a)
Yes
b)
No
167.
Dilate Point B by a scale factor of 3:
a)
(12,0)
b)
(12,12)
c)
(4,3)
d)
(0,12)
168.
Dilate Point B by a scale factor of 1/2
a)
(1.5,-4)
b)
(-1.5,1)
c)
(-1,-1.5)
d)
(-2,-2)
169.
Dilate the figure by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?
A(3,3) B(6,6) C(9,3)
A(3,3) B(6,6) C(9,3)
a)
A'(9,9) B'(18,18) C'(27,9)
b)
A'(6,6) B'(9,9) C'(12,6)
c)
A'(0,0) B'(3,3) C'(6,0)
d)
A'(1,1) B'(2,2) C'(3,1)
170.
When A(3, 6) is under a dilation of 2 what are the coordinates of A'?
a)
(3, 6)
b)
(1.5, 3)
c)
(6, 12)
d)
(12, 6)
171.
State the coordinate of the image of the given point B (4,9) under a dilation with center at the origin with the given scale factor k = 2.
a)
(2,4.5)
b)
(-8,-18)
c)
(8,18)
d)
(9,4)
172.
Tell whether each transformation is a dilation. Explain.
a)
No, scale factor isn't the same.
b)
Yes, scale factor is the same
173.
Choose the correct scale factor:
a)
2.5
b)
1.5
c)
3.5
d)
4
174.
The coordinate grid shows a pentagon. The pentagon is translated 2 units to the right and 8 units down to create a new pentagon. Which rule describes this transformation?
a)
(x - 2, y - 8)
b)
(x + 2, y - 8)
c)
(x - 2, y + 8)
d)
(x + 2, y + 8)
175.
The pentagon is graphed on a coordinate grid. The pentagon is dilated by a scale factor of v with the origin as the center of dilation to create a new pentagon.
Which ordered pair represents the coordinates of the new pentagon?
a)
(5 + v, -2 + v)
b)
(5/v, -2/v)
c)
(5 + 1/v, -2 + 1/v)
d)
(5v, -2v)
176.
Pentagon MNPQR is shown on the coordinate grid. Pentagon MNPQR is dilated with the origin as the center of dilation using the rule (1/2 x, 1/2 y) to create pentagon M'N'P'Q'R'. Which statement is true?
a)
Pentagon M'N'P'Q'R' is smaller than pentagon MNPQR because the scale factor is less than 1.
b)
Pentagon M'N'P'Q'R' is larger than pentagon MNPQR because the scale factor is less than 1.
c)
Pentagon M'N'P'Q'R' is smaller than pentagon MNPQR because the scale factor is greater than 1.
d)
Pentagon M'N'P'Q'R' is larger than pentagon MNPQR because the scale factor is greater than 1.
177.
A pentagon is graphed on a coordinate grid and then reflected across the y-axis. If the center of the original circle was located at (x,y), which ordered pair represents the center of the new circle after the transformation?
a)
(x, y)
b)
(x, -y)
c)
(-x, y)
d)
(-x, -y)
178.
A pentagon is graphed on a coordinate grid and then reflected across the x-axis. If the center of the original circle was located at (x,y), which ordered pair represents the center of the new circle after the transformation?
a)
(x, y)
b)
(x, -y)
c)
(-x, y)
d)
(-x, -y)
179.
The rule for dilation is
(x, y) --> _
(x, y) --> _
a)
(kx, ky)
b)
(x, -y)
c)
(-x, y)
d)
(x+a, y+b)
180.
The rule for translation is
(x, y) --> _
(x, y) --> _
a)
(kx, ky)
b)
(x, -y)
c)
(-x, y)
d)
(x+a, y+b)
181.
The rule for reflection over the x-axis is
(x, y) --> _
(x, y) --> _
a)
(-x, y)
b)
(x, -y)
c)
(y, x)
d)
(-y, -x)
182.
The rule for reflection over the y-axis is
(x, y) --> _
(x, y) --> _
a)
(-x, y)
b)
(x, -y)
c)
(y, x)
d)
(-y, x)
183.
Chose the correct transformation:
(x, y) ----- (-x, y)
(x, y) ----- (-x, y)
a)
Reflection across x-axis
b)
Reflection across y-axis
c)
90 degree clockwise rotation
d)
90 degree counter clockwise rotation
184.
Chose the correct transformation:
(x, y) ----- (x, -y)
(x, y) ----- (x, -y)
a)
Reflection across x-axis
b)
Reflection across y-axis
c)
90 degree clockwise rotation
d)
90 degree counter clockwise rotation
185.
Chose the correct transformation:
(x, y) ----- (x + a, y)
(x, y) ----- (x + a, y)
a)
Translation up
b)
Translation left
c)
Translation down
d)
Translation right
186.
Chose the correct transformation:
(x, y) ----- (x - a, y)
(x, y) ----- (x - a, y)
a)
Translation up
b)
Translation left
c)
Translation down
d)
Translation right
187.
Chose the correct transformation:
(x, y) ----- (x , y - a)
(x, y) ----- (x , y - a)
a)
Translation up
b)
Translation left
c)
Translation down
d)
Translation right
188.
Chose the correct transformation:
(x, y) ----- (x , y + a)
(x, y) ----- (x , y + a)
a)
Translation up
b)
Translation left
c)
Translation down
d)
Translation right
189.
Chose the correct transformation:
(x, y) ----- (ax , ay)
(x, y) ----- (ax , ay)
a)
Enlargement
b)
Reduction
c)
Transformation
d)
Dilation
190.
Find the slope of the line that passes through the points (2, 4) and (6, 12)
a)
1/2
b)
-1/2
c)
2
d)
-2
191.
Find the slope of the line that passes through
(10, 1) and (5, 2)
(10, 1) and (5, 2)
a)
1/5
b)
-1/5
c)
5
d)
-5
192.
Find the slope of the line.
a)
-2
b)
2
c)
-1
d)
1
193.
Find the slope of the line.
a)
-5/4
b)
5/4
c)
-4/5
d)
4/5
194.
Find the slope of the line.
a)
Undefined
b)
0
c)
1
d)
-1
195.
Find the slope of the line.
a)
Undefined
b)
0
c)
1
d)
-1
196.
Find the slope
a)
-5/3
b)
-3/5
c)
5/3
d)
3/5
197.
Find the slope
a)
-5/3
b)
-3/5
c)
5/3
d)
3/5
198.
What direction is an undefined slope?
a)
horizontal
b)
vertical
199.
What is the slope?
a)
$2/1 mile drive
b)
$1/2 miles driven
c)
2 miles driven/$1
d)
1 mile driven/$2
200.
Which of the following are ways to find the rate of change?
a)
change in y over change in x
b)
rise over run
c)
subtract y coordinates over subtract x coordinates
d)
all of the above
201.
A climber is on a hike. After 2 hours he is at an altitude of 400 feet. After 6 hours, he is at an altitude of 700 feet. What is the average rate of change?
a)
200
b)
150
c)
300
d)
75
202.
At 0 seconds, Mrs. Taylor was 10 feet off the ground. At 5 seconds, she was 20 feet off the ground. What is her rate in feet per second?
a)
10 feet per second
b)
5 feet per second
c)
2 feet per second
d)
6 feet per second
203.
At what rate did the rain fall?
a)
2 cm per hour
b)
1/4 cm per hour
c)
1/2 cm per hour
d)
4 cm per hour
204.
Which statement below accurately represents the graph?
a)
$100 is earned for each hour worked
b)
$100 is earned for every 2 hours worked
c)
$500 is earned for every 8 hours worked
d)
$200 is earned for every 3 hours worked
205.
Which company shows a greater rate of change?
a)
Water's Edge Rafts
b)
Ryan's Rafts
206.
Which statement matches the graph?
a)
Taylor can write 6 words per minute
b)
Taylor can write 25 words per minute
c)
Taylor can write 50 words per minute
d)
Taylor can write 150 words per minute
207.
At what rate did the rain fall?
a)
2 cm per hour
b)
1/4 cm per hour
c)
1/2 cm per hour
d)
4 cm per hour
208.
Which statement below accurately represents the graph?
a)
$100 is earned for each hour worked
b)
$100 is earned for every 2 hours worked
c)
$500 is earned for every 8 hours worked
d)
$200 is earned for every 3 hours worked
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