Square Roots Length and Perimeter

The model represents √81 = 9. Which arrangement of small squares can be used to model the side length of a large square that represents √49 ?

• 12

• 7

• 8

• 11

The area of a square is 100 cm².  What is the perimeter?

• 25 cm

• 10 cm

• 40 cm

• 50 cm

If Lucy's square garden has a total perimeter of 12ft, how big is the inside (area) part of the garden?

• 9ft²

• 3ft²

• 36ft²

• 12ft²

The diagram shows Sam's backyard divided into three square areas. If Sam only wants to fence the perimeter to make one big back yard, how much fencing will he need to buy?

• 12 feet

• 96 feet

• 36 feet

• 144 feet

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

• 6 cm

• 24 cm

• 9 cm

• 18 cm

Which point on the number line best represents the location of √92?

• Point M

• Point N

• Point P

• Point Q

√16

• 4

• 8

• 2

• 9

√25

• 2

• 3

• 5

• 6

√ 100

• 10

• 5

• 20

• 100

Evaluate
√36

• 6

• -9

• 18

• -18