SQUARE ROOTS
√100 = ?
What is 10?
√20 = 400
What is FALSE. The square root of 400 is 20.
5^2 = 5 x 5 = 25
What is a squared number?
√196 = 14
What is TRUE.
20^2 = ? 2^2 =? 6^2 =?
What is a perfect square?
√81 = ?
What is 9?
What number(s) is not a perfect square: 2, 4, 8, 16
What is 2 and 8?
√196 = 14 √225 = 15 √16 = 256
What is FALSE. The square root of 256 is 16. The square root of 16 is 4.
An expression that has a square root, cube root, etc. The symbol is √
What is a radical?
√1 = ?
1
What number is not a perfect square: 100, 169, 280, 324
What is 280?
Delaney’s square binder had an area of 121 square inches. She inferred that each side must be 11 inches. Was she correct and incorrect and WHY?
What is correct? The square root of 121 is 11.
A number made by squaring itself.
What is a perfect square?
Which perfect square falls between 100 and 144?
What is 121?
√10 = 5 because 5 x 2 = 10.
What is FALSE. 5 squared = 25.
The square root of a number is what you multiply it by itself to give you that
What is a square root?