square root approximations
Authored by Cassandra Travis
Mathematics
8th Grade
CCSS covered
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Level 1
If I know the area of a square, how do I find the side length?
I square the area.
I divide the area by 2.
I take the square root of the area.
I divide the area by 4.
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Level 1
Which number is NOT a perfect square?
196
169
121
132
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Level 2
Identify the letter that best estimates the following square root on the following number line.
√156
d
b
c
e
Tags
CCSS.8.NS.A.2
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Level 3
What is the best estimate for the √119?
10.9
10.7
11.1
19
Tags
CCSS.8.NS.A.2
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Level 3
Which number could be estimated at 8.94?
√65
√90
√80
√70
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Level 4
Order from least to greatest.
√45, 9, 6, √63
6, √45, √63, 9
6, √45, 9, √63
√45, √63, 6, 9
Tags
CCSS.8.NS.A.2
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Level 4
The area of a square is 100 cm2. What is the perimeter?
25 cm
10 cm
40 cm
50 cm
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