Square Roots and Perfect Squares

Squaring Numbers

100

What is 11²?

121

200

Calculate 14²?

196

300

What is 13²?

169

400

If x = 16, what is x²? 

256

500

Calculate: 12² + 8²?

208

Perfect Square Roots

100

What is the square root of 64? 

+8 and -8

200

What is the square root of 144?

+12 and -12

300

True or False: The square root of 81 is 9. 

True

400

What is the area of a square with a side length of 5?

25

500

List any 3 perfect squares:

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

Finding Integers

100

Between which two integers does √28 fall between

5 and 6

200

Identify the integers that √72 falls between 

8 and 9

300

True or False: The square root of 50 is between 4 and 5. 

False

400

Which integers does √110 fall between?  

10 and 11

500

What integers does the √3 fall between?

1 and 2

Adding Perfect Square Roots

100

What is the  4²+ 6²?   

52

200

Calculate: √25 + 10

15

300

What is the sum of √49 and √121

18

400

What is 7² + 9²?

130

500

Find the sum of √49 + √81 + √4

18

Rational or Irrational?

100

TRUE OR FALSE: 0.75 is a Rational Number (Double Points: How can you tell?)

TRUE, because the decimal terminates. 

200

This type of number can be written as a fraction of two integers.

Rational Number

300

This type of number cannot be written as a fraction and has a decimal that never ends or repeats.

Irrational Number

400

Is √10 a Rational or Irrational Number? (Double Points: How can you tell?)

Irrational Number, because it is a non perfect square.

500

This famous irrational number is approximately equal to 3.14 and is used to find the circumference of a circle.

Pi (π)