Squares and Square Roots and Irrational Numbers

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

Tags

CCSS.8.NS.A.2

If I know the area of a square, how do I find the side length?

• I square the area.

• I divide the area by 2.

• I take the square root of the area.

• I divide the area by 4.

Tags

CCSS.8.EE.A.2

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

Tags

CCSS.8.NS.A.2

Square roots are the opposite of ____________.

• Cube Roots

• Squaring

• Multiplication

• Absolute Value

Tags

CCSS.8.EE.A.2

• 10

• 20

• 14

• 16

Tags

CCSS.8.NS.A.1

What kind of number is this?

• rational 

• irrational 

Tags

CCSS.8.NS.A.1

Find the value[s] of the expression.

• 5

• 4

• -5

• No real solutions

Find the value[s] of the expression.

• No real solutions

• 14

• 13

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

• Even

• irrational

• Rational

• Odd

Tags

CCSS.8.NS.A.1

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

• Even

• irrational

• Rational

• Odd

Tags

CCSS.8.NS.A.1