Estimating Non-Perfect Square Roots

Flashcard
•
Mathematics
•
7th - 9th Grade
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a Perfect Square?
Back
A perfect square is a number that can be expressed as the product of an integer multiplied by itself. For example, 1, 4, 9, 16, and 25 are perfect squares.
Tags
CCSS.6.EE.A.1
2.
FLASHCARD QUESTION
Front
What is a Non-Perfect Square?
Back
A non-perfect square is a number that cannot be expressed as the product of an integer multiplied by itself. For example, 2, 3, 5, 6, and 7 are non-perfect squares.
3.
FLASHCARD QUESTION
Front
What is the opposite of cubing a number?
Back
The opposite of cubing a number is finding the cube root.
Tags
CCSS.8.EE.A.2
4.
FLASHCARD QUESTION
Front
How do you estimate the square root of a non-perfect square?
Back
To estimate the square root of a non-perfect square, find the two perfect squares it lies between and then approximate the value.
Tags
CCSS.8.NS.A.2
5.
FLASHCARD QUESTION
Front
What is the square root of 16?
Back
The square root of 16 is 4, since 4 x 4 = 16.
Tags
CCSS.8.EE.A.2
6.
FLASHCARD QUESTION
Front
What is the square root of 20?
Back
The square root of 20 is approximately 4.47, as it lies between the perfect squares 16 (4) and 25 (5).
Tags
CCSS.8.NS.A.2
7.
FLASHCARD QUESTION
Front
What two integers does the square root of 10 lie between?
Back
The square root of 10 lies between 3 and 4.
Tags
CCSS.8.NS.A.2
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