Perfect Squares and Square Roots

What defines a perfect square?

• A number that can be divided by 2.

• A number that can be made by multiplying a whole number by itself.

• A number that is a prime number.

• A number that is greater than 10.

What is the square root of 49?

• 6

• 7

• 8

• 9

Which of the following is NOT a perfect square?

• 16

• 25

• 30

• 36

What does it mean to "square" a number?

• To divide the number by 2.

• To multiply the number by itself.

• To add 2 to the number.

• To find the square root of the number.