Numbers Squared and Square Roots

The √21 is between which two integers?

• 5 and 6

• 20 and 22

• 4 and 5

• 10 and 11

√ is known as the ___________.

• square

• radical symbol

• radicand

• index

Which would be the next number in the pattern?

36, 49, 64, 81 __

• 82

• 18

• 64

• 100

What is the square root of 289?

• 13

• 140

• 17

• 18

The square root of 1.96 is_____

• 4

• 0.14

• 1.2

• 0.12

Which of the following is NOT a perfect square?

• 1

• 4

• 100

• 8

Which number has a square root that is between 7 and 8?

• 48

• 81

• 60

• 36

How do you find the area of a square?

• Length + Width

• (Side) x 4

• (Side) x (Side)

• Width x 2

What is the side length of a square that has an area of 36?

• 9

• 18

• 6

• 1296

A perfect square is when a whole number is multiplied by itself?

• FALSE

• TRUE