Squares and Square Roots

Squares

100

3²

9

200

4²

16

300

10²

100

400

2²

4

500

15²

225

Square Roots

100

√1

1

200

√64

8

300

√100

10

400

√9

3

500

√81

9

Squares & Squares roots

100

How do you find the area of a square if you know the side length?

Square the side length

200

How do you find the side length of a square if you know the area?

Take the square root of the area

300

Squaring and square rooting a number are ...

opposite or inverse operations

400

What's the side length of a square with an area of 81cm²?

9 cm

500

What's the area of a square,  with the side length of 15m?

225

Throw back

100

When multiplying or dividing integers, if the signs of the numbers being multiplied or divided are the same, then the answer is...

POSTIVE

200

When multiplying or dividing integers, if the signs of the numbers being multiplied or divided are different, then the answer is...

NEGATIVE

300

When subtracting integers, we can this acronym to change it to addition

KFC - Keep Flip Change

400

In this problem, what would you do first:

8+6×(3−1)÷4−228 

 

(3-1) Parenthesis first

500

A fraction bar also means...

Division

Mixed

100

√25

5

200

5²

25

300

√16

4

400

√144

12

500

What is the perimeter of a square with an area of 49m²?

Square root of 49 is 7m. 

7 + 7 + 7 + 7 = 28m