Unit #2 test

The √20 is between which two integers?

• 2 & 3
• 3 & 4
• 4 & 5
• 5 & 6

Estimate √18 to the nearest integer

• 6

• 4

• 3

• 5

Estimate √63 to the nearest tenth

• 7.1

• 7.3

• 7.5

• 7.9

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

• 6 cm
• 24 cm
• 9 cm
• 9 cm

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

• True
• False

Which number is both a perfect square and a perfect cube?

• 64

• 27

• 81

• 16

√289

• 15
• 16
• 17
• 18

∛8

• 4
• 2
• 3
• 64

∛64

• 4
• 8
• 16
• 6

Points G, H, and I are plotted on the coordinate grid.  How many units are between points G and H?

• 9 units
• 14 units
• 13 units
• 12 units