Understanding Irrational Numbers

Understanding Irrational Numbers

9th Grade

10 Qs

quiz-placeholder

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Understanding Irrational Numbers

Understanding Irrational Numbers

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Easy

CCSS
HSN.RN.B.3, HSS.ID.A.1, HSN.RN.A.1

Standards-aligned

Created by

Yaganti DLakshmi

Used 9+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an irrational number?

An irrational number is a complex number.

An irrational number is a number that can be expressed as a simple fraction.

An irrational number is a whole number.

An irrational number is a real number that cannot be expressed as a simple fraction.

Tags

CCSS.HSN.RN.B.3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Give an example of an irrational number.

1.3452

1/32

Square root of 2

Square root of 36

Tags

CCSS.HSN.RN.B.3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Explain why the square root of 2 is an irrational number.

The square root of 2 is a prime number.

The square root of 2 is rational because it can be expressed as a fraction.

The square root of 2 is an integer number.

The square root of 2 is an irrational number because it cannot be expressed as a fraction of two integers where the denominator is not zero.

Tags

CCSS.HSN.RN.B.3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Are all square roots irrational? Why or why not?

Yes

Only for prime numbers

Sometimes

No

Tags

CCSS.HSN.RN.A.1

CCSS.HSN.RN.B.3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How are irrational numbers represented on a number line?

By plotting them as whole numbers on the number line

By skipping them altogether on the number line

By representing them as fractions on the number line

By approximating their values on the number line.

Tags

CCSS.HSS.ID.A.1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Can you convert an irrational number into a fraction? Why or why not?

No

Yes, because fractions are a more accurate representation of numbers

Yes, because all numbers can be converted into fractions

Yes, because irrational numbers have a finite number of decimal places

Tags

CCSS.HSN.RN.B.3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the decimal representation of an irrational number?

The decimal representation of an irrational number is always a whole number.

The decimal representation of an irrational number is non-terminating and non-repeating.

The decimal representation of an irrational number is always a terminating decimal.

The decimal representation of an irrational number is always a repeating decimal.

Tags

CCSS.HSN.RN.B.3

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