Practice Irrational Numbers - 1.2 | 1. Number Systems | CBSE 9 Mathematics
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Irrational Numbers

1.2 - Irrational Numbers

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Is the number \( \sqrt{2} \) rational or irrational?

💡 Hint: Consider whether it can be expressed as a fraction.

Question 2 Easy

Write down an example of a rational number.

💡 Hint: Think of p/q forms.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is an example of an irrational number?

2
3.5
\\( \\sqrt{5} \\)

💡 Hint: Think of numbers that involve square roots.

Question 2

Are all non-terminating decimals irrational?

True
False

💡 Hint: Revisit the definitions of rational numbers.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Explain how the discovery of irrational numbers has changed the way we view mathematics.

💡 Hint: Think about how irrational numbers showed the existence of 'gaps' in the rational number world.

Challenge 2 Hard

Consider the implications of irrational numbers in the context of geometry. Provide examples.

💡 Hint: Sketch a square and its diagonal to visualize this.

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Reference links

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