
Square Roots Estimation Quiz
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Nancy Jackson
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you remember when estimating negative square roots?
Use only positive numbers.
Add the negative sign after calculation.
Keep the negative sign out front.
Ignore the negative sign.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the closest decimal approximation for the square root of 106?
10.3
10.5
10.2
10.4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When estimating the square root of 126, what is the closest approximation?
11.1
11.2
11.3
11.4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the mistake made when estimating the square root of 45?
Using a calculator.
Rounding incorrectly.
Forgetting the negative sign.
Using the wrong number.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct closest approximation for the square root of 45?
6.8
6.9
6.6
6.7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which perfect square is just smaller than 115?
81
100
121
144
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the square root of 121?
10
11
12
13
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