Square roots
√64 = ?
8
√20=400
FALSE the square root of 400 is 20
Jaelynn made a four square table that had an area of 49 square feet. How long was each side?
7 feet
√25 = ?
5
It is written as a small number to the right and above the base number.
Exponent
√81 = ?
9
√196=14
True
Evonne wants to put carpet in her new bedroom. If the bedroom walls are 9 feet long each, how much carpet will she need?
81 square feet
√400 = ?
20
The number that is going to be raised to a power.
Base
√100 = ?
100
√196 = 14 √225 = 15 √16 = 256
The square root of 256 is 16. The square root of 16 is 4.
Yusuf's new coffee table is too big for his living room, so he is selling it on craiglist. His as says that the coffee table has an area of 289 square inches. How long is each side?
17
What number(s) is not a perfect square: 2, 4, 8, 16
2 and 8?
An expression that has a square root, cube root, etc. The symbol is √
Radical
√1 = ?
0
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?
The square root of 121 is 11.
Courtney is framing a picture that is 225 square centimeters. She needs to buy the wood to get the frame built. How many centimeters of wood does she need to buy?
60 centimeters?
What number is not a perfect square: 100, 169, 280, 324
280
A number made by squaring a whole number.
A perfect square
√196 = ?
14
√10 = 5 because 5 x 2 = 10.
5 squared = 25.
Mr. Golden is putting a border around his new bulletin board. His bulletin board has an area of 196 square inches. He already has 30 inches of bulletin board. How much more does he need?
26 inches?
Which perfect square falls between 100 and 144?
121
The square root of a number is a value that, when multiplied by itself, gives the number.
A square root