Rational or Irrational Numbers

Which statement explains why √42 is an irrational number?

• √42 is an irrational number because it cannot be simplified.

• √42 is an irrational number because it is a repeating decimal.

• √42 is an irrational number because it is a terminating decimal.

• √42 is an irrational number because it is a nonterminating, nonrepeating decimal.

Tags

CCSS.8.NS.A.1

Which statement explains why is

√30

considered an irrational number?

• When evaluated, √30 results in a repeating decimal, which is considered an irrational number.

• When evaluated, √30 results in a terminating decimal, which is considered an irrational number.

• When evaluated √30 results in a nonterminating and nonrepeating decimal, which is considered an irrational number.

• When evaluated, √30 results in a whole number, which is considered an irrational number.

Tags

CCSS.8.NS.A.1

Which statement explains why √52 is an irrational number?

• √52 is an irrational number because it cannot be simplified.

• √52 is an irrational number because it is a repeating decimal.

• √52 is an irrational number because it is a terminating decimal.

• √52 is an irrational number because it is a nonterminating, nonrepeating decimal.

Tags

CCSS.8.NS.A.1

Which of the following is an irrational number?

• 3.14

• √8

• ^{the cube root of 8}

• 8/3

Tags

CCSS.8.NS.A.1

• A

• B

• C

• D

What is an example of an irrational number?

• -2/3

• .75575557654..

• 23

• 0

Tags

CCSS.8.NS.A.1

A repeating decimal or decimal that terminates is called a 

• Natural Number

• Irrational Number

• Rational Number

• Whole Number

Which of the following numbers is an irrational number?

Tags

CCSS.8.NS.A.1

Place numbers from least to greatest.

• -3/7, -0.44, √2, 0.14, 141%,

• -0.44, 0.14, -3/7, √2, 141%

• -3/7, -0.44, 0.14, 141%, √2

• -0.44, -3/7, 0.14, 141%, √2

Tags

CCSS.8.NS.A.2

When √12 is converted into a decimal, what type of number results?

• rational and terminating

• irrational and repeating

• rational and repeating

• irrational and nonterminating

Tags

CCSS.8.NS.A.1