1.2 Assessment: Square Roots of Non-Perfect Squares
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Last updated about 5 years ago
11 questions
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Outcomes
Non-perfect squares
Benchmarking with fractions
Benchmarking with decimals
Pythagorean Theorem & benchmarking
In this formative you will find...
-Unit Notes
-Extra videos for understanding
-Textbook questions and answers for this topic
-A formative quiz to check your understanding
Please comple the following questions in your notebook. I will be doing periodic homework checks so make sure you do not lose it. You can check your work with the key at the end
Practice Problems:
page 18 - 20
1
4 a) c) e)
5 b) d)
6 b) d)
7 c) d)
10 a) e)
13 a) c)
15
19 a) c)
Please check your understanding with the key below...
Question 1
1.
1.2 Formative Assessment Quiz
Question 2
2.
Question 3
3.
Question 4
4.
Question 5
5.
Question 6
6.
Question 7
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Question 8
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Question 9
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Question 10
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Question 11
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Did you complete all of the questions above and check your answers to make sure you have a good understanding?
Yes
No
Which of the following most accurately describes a non-perfect square?
Non-perfect squares do not have whole-number square roots
Non-perfect squares do not have rational number square roots
Non-perfect squares do not have square roots
Non-perfect squares have square roots that are either fractions or decimals
Using a calculator, determine which of the following is a perfect square...
10.5
3/4
0.81
2/3
Between which two whole numbers does the below expression lie?
225 and 256
16 and 17
256 and 284
15 and 16
Which of the following is the closest approximation of the square root of 17/5?
4/3
5/3
4/2
5/2
Record the two numbers between which the DENOMINATOR of the below equation must lie
2
3
4
5
6
7
8
Without a calculator, determine which of the below approximations is true
a)
b)
c)
d)
A square window has an area of 5.27 m^2. Which of the following is the BEST approximation of its side lengths?
2.5 m
3 m
2.3 m
2.8 m
If the square root of x in the equation below lies between 3.5 and 4.5, between what range of numbers must x lie?
3.5
4.5
9.35
12.25
10.00
20.25
22.25
In the triangle below, x must lie between...
2
3
4
5
6
7
8
Which of the following approximations most closely describes the distance from A to B in the picture below? (The side length of each square represents 0.25 km)