Rational, Irrational Squares and Square Root

8² is:

• Rational

• Irrational

x² = 16.
What does x equal?

• 4²

• 8

• -4 and 4

• -8 and 8

x² = 121
What does x equal?

• 11²

• 11 and -11

• 20 and 11

• 12 and 1

An irrational number:

• goes on forever and does not repeat.

• can't be turned into a fraction.

• includes pi and √2

• All of the above.

The area of a square is 117 square meters. Which best represents the length of a side of the square? 

• 10.8 m

• 11 m

• 10 m

• 11.2 m

Mr. Cleaves wrote four irrational numbers on the SMART board and asked Saul to choose the number closest to 4. Which irrational number should Saul choose?

• √8

• √17

• √12

• √10

A perfect square is a number whose square root is ___________.

• Even

• irrational

• Rational

• Odd

An imperfect square is a number whose square root is ___________.

• Even

• irrational

• Rational

• Odd

Evaluate
√36

• 6

• -9

• 18

• -18

Estimate √50. Round your answer to the nearest Whole Number. 

• 5

• 10

• 25

• 7