Working with Roots

The area of a square is 36 cm².  What is the length of one side?

• 6 cm
• 24 cm
• 9 cm
• 9 cm

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

To find the square root of a number, you must divide it by 2.

• True
• False

Tags

CCSS.8.EE.A.2

x² = 121
What does x equal?

• 11²
• 11 and -11
• 20 and 11
• 12 and 1

Tags

CCSS.8.EE.A.2

What is the square root of 289?

• 13
• 140
• 17
• 18

Tags

CCSS.6.EE.A.1

Solve by taking the square root:

x² = 49

• -7

• 7

• 49

• ±7

Tags

CCSS.HSA-REI.B.4B

What do we call √ ?

• radicand
• radical symbol
• cube root
• index

Tags

CCSS.HSN.RN.A.2

CCSS.HSN.RN.A.1

Simplify:
 √24

• 2√6
• 4√6
• 2√12
• 3√8

Tags

CCSS.HSN.RN.A.2

The number 500...

• is a perfect square.
• is not a perfect square.

Tags

CCSS.8.EE.A.2

Solve for x.

3x² = 48

• x = ± 4

• x = ± 12

• x = ± 16

• x = √16

Tags

CCSS.8.EE.A.2

All the following are Perfect Squares except for which one?

• 81
• 121
• 361
• 198

Tags

CCSS.8.EE.A.2