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WorksheetsFCMS7: Square Roots & Ab Value
Total questions: 24
Worksheet time: 42mins
Name
Class
Date
1.
22 = _____
a)
2
b)
6
c)
4
d)
16
2.
132 = ______
a)
225
b)
196
c)
169
d)
166
3.
256 = ______
a)
163
b)
162
c)
16
d)
15
4.
a)
√81 = 9
b)
9 ÷ 9 = 1
c)
9 × 2 = 18
d)
√9 = 3
5.
a)
√x = 7
b)
x2 = 7
c)
492 = x
d)
√49 = x
6.
Mr. Sansonetti wants to buy the iPod shuffle. If the area of the iPod was 9 cm2, how long was the side of the iPod shuffle?
a)
3 cm
b)
9 cm
c)
3 in
d)
4 cm
7.
√ 81
a)
8
b)
7
c)
10
d)
9
8.
Is 225 a perfect square?
a)
Yes
b)
No
9.
You are setting up for the BMMS band concert, and have 196 chairs. The band director wants them arranged in an equal number of rows and columns. How many chairs will be in each row?
a)
12
b)
13
c)
14
d)
15
10.
Evaluate √289
a)
15
b)
17
c)
14
d)
13
11.
Which would be the next number in the pattern?
36, 49, 64, 81 __
36, 49, 64, 81 __
a)
82
b)
18
c)
64
d)
100
12.
All the following are Perfect Squares except for which one?
a)
81
b)
121
c)
361
d)
198
13.
Which statement best describes l -4 l?
a)
the distance from -4 to 4 on a number line
b)
the distance from 4 to 0 on a number line
c)
the distance from -4 to 0 on a number line
d)
the distance from 0 to 4 on a number line
14.
l-4l
a)
-4
b)
0
c)
4
d)
-0
15.
What's a way to define absolute value?
a)
The value of a number
b)
The opposite of a number
c)
The distance of a number from zero
d)
The multiplicative inverse of a number
16.
Is absolute value always positive?
a)
yes
b)
no
17.
|-20|
a)
20
b)
-20
18.
Which statement is true?
a)
The absolute value of 3 is -3
b)
The opposite of 7 is 7
c)
The absolute value of 5 is equal to the opposite of 5
d)
The opposite of -4 is equal to the absolute value of -4
19.
| –3 |
a)
3
b)
-3
c)
0.30
d)
30
20.
What is the reason that absolute value is always written as a positive?
a)
Absolute value is talking about numbers so it must be positive.
b)
Absolute value does not always have to be positive.
c)
Absolute value is like a clock it has only positive numbers.
d)
Absolute value is talking about distance, distance is always measured by positive numbers.
21.
What is the absolute value of |-37|.
a)
0
b)
37
c)
-37
d)
30
22.
Compare |-5| to the |-10|
a)
|-5| > |-10|
b)
|-5| = |-10|
c)
|-5| < |-10|
23.
What is the absolute value of -1/5?
a)
1/5
b)
-1/5
c)
0
24.
Select the true statement
a)
|-220| = -220 and 220
b)
-|220|= 220
c)
|-220|= 220
d)
|-220|= -220
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