Worksheets8th grade Math Review 1
Total questions: 46
Worksheet time: 56mins
Name
Class
Date
1.
Which transformation changes the lengths of the sides of a polygon but retains the angle measurements?
a)
Rotation
b)
Translation
c)
Dilation
d)
Reflection
2.
What is the value of the missing angle?
a)
61
b)
50
c)
60
d)
69
3.
The Triangle Sum Theorem states that the if you add all angles in a triangle you will get the magic number ______.
a)
45°
b)
90°
c)
180°
d)
360°
4.
Find the measure of each angle indicated.
a)
50°
b)
35°
c)
100°
d)
55°
5.
Solve for x.
a)
16
b)
11
c)
50
d)
6
6.
Solve for the missing angle with the question mark.
a)
A
b)
B
c)
C
d)
D
7.
Solve for x.
a)
5
b)
12
c)
-7
d)
-6
8.
Which of the following terms best describes Angle d?
a)
Remote interior angle
b)
Corresponding angle
c)
Exterior angle
d)
Interior angle
9.
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
10.
Find the measure of the indicated angle.
a)
89
b)
211
c)
119
d)
81
11.
Flipping a figures is a ...
a)
Rotation
b)
Reflection
c)
Dilation
d)
Translation
12.
Triangle ABC has vertices A(5,2). Find the coordinates of ABC after a reflection over the x-axis.
a)
A’(5, -2)
b)
A’(-5, -2)
c)
A’(-5, -2)
d)
A'(5,2)
13.
The original figure prior to a transformation.
a)
Pre-image
b)
Image
14.
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
15.
How many degrees was the figure rotated?
a)
90 degrees counterclockwise
b)
180 degrees
c)
90 degrees clockwise
16.
A dilation produces a similar figure
a)
True
b)
False
17.
When a dilation has a scale factor greater than one, the dilation is an enlargement.
a)
True
b)
False
18.
When the scale factor of a dilation is less than one, the dilation is a reduction.
a)
True
b)
False
19.
How do you write the algebraic notation when the scale factor is 3?
a)
(x, y) goes to (1/3x, 1/3y)
b)
(x, y) goes to (-3x, -3y)
c)
(x, y) goes to (x + 3, y + 3)
d)
(x, y) goes to (3x, 3y)
20.
Find the length of the missing side.
a)
17 cm
b)
22 cm
c)
15 cm
d)
13 cm
21.
The Pythagorean Theorem ONLY works on which triangle?
a)
obtuse
b)
scalene
c)
isosceles
d)
right
22.
What is the opposite of squaring a number?
a)
divide
b)
multiply
c)
fractions
d)
square root
23.
Side a on a right triangle is ALWAYS the longest side.
a)
true
b)
false
24.
The Pythagorean Theorem is
a2 + b2 + c2
a2 + b2 + c2
a)
false
b)
true
25.
Find the missing side
a)
48
b)
108
c)
83.6
d)
72
26.
5³⋅5⁴
a)
5⁷
b)
5⁻¹
c)
5¹²
d)
5
27.
(2⁸)²
a)
2¹⁶
b)
2¹⁰
c)
2⁶
d)
2⁴
28.
Anything raised to a power of zero is always:
a)
0
b)
1
c)
itself
d)
negative
29.
According to exponent rules, when we divide the expressions we _______ the exponents.
a)
add
b)
subtract
c)
multiply
d)
divide
30.
(3y⁴)²
a)
9y⁸
b)
9y⁶
c)
6y⁸
d)
6y⁶
31.
Simplify the exponential expression:
a)
10x-2
b)
2x2
c)
2x12
d)
10x12
32.
7-2
a)
49
b)
10/49
c)
-49
d)
1/49
33.
Are these two equivalent: 22 = (-2)2
a)
Yes
b)
No
34.
How would you write 4.3756 x 104 in standard form?
a)
437,560,000
b)
0.00043756
c)
43,756
d)
4,3756
35.
When writing a number in scientific notation, the first number must be greater than 1, but less than 10.
a)
False
b)
True
36.
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
37.
Which of the following is correct scientific notation?
a)
20.35 x 104
b)
.2035 x 104
c)
2035 4
d)
2.035 x104
38.
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
39.
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
40.
The formula for the Volume of ...
a)
Spheres
b)
Cones
c)
Cylinders
41.
What shape is this?
a)
Pyramid
b)
Cylinder
c)
Circle
d)
Cube
42.
What shape is this?
a)
Cylinder
b)
Cone
c)
Sphere
43.
What shape is this?
a)
Cone
b)
Sphere
c)
Cube
d)
Pyramid
44.
Find the volume of the Cylinder
a)
7230
b)
6621
c)
1130
d)
907
45.
Find the Volume of the Cone
a)
150.72 cm³
b)
75.36 cm³
c)
452.16 cm³
d)
151 cm³
46.
Find the volume of the Sphere
a)
78.5 m3
b)
392.5 m3
c)
523.6 m3
d)
62.8 cm3
100 %
