Understanding irrational numbers

• Rational

• Irrational

Which of the following numbers is an irrational number? a) 1.5 b) 2.5 c) 3.5 d) 4.5

• None

• c) 3.142

• b) 2.236

• a) 1.732

Which of the following numbers is irrational?

• $\sqrt{50}$

• $\sqrt{36}$

• $\sqrt{144}$

• $\sqrt{81}$

A perfect square is a rational number.

• True

• False

Which of the following is an irrational number?

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• 
• 
• 

What is true about irrational numbers?

• They are terminating decimals.

• They are non-repeating decimals.

• They are fractions.

• They are natural numbers.

Which number is irrational?

• 1.3459206739451...

• Rational

• Irrational

Select all IRRATIONAL numbers

• 45.6635482...

• 4

• -4.2

Which of the following is an irrational number?

• 
• 
• 
•