# Module 7: Introduction to irrational numbers using geometry

## Topic A: Square and cube roots

### Practice

Square rootsGet 5 of 7 questions to level up!
Cube rootsGet 5 of 7 questions to level up!
Equations with square roots & cube rootsGet 3 of 4 questions to level up!
Roots of decimals & fractionsGet 3 of 4 questions to level up!
Equations with square roots: decimals & fractionsGet 3 of 4 questions to level up!
Square and cube challengeGet 3 of 4 questions to level up!
Classify numbers: rational & irrationalGet 5 of 7 questions to level up!
Classify numbersGet 5 of 7 questions to level up!
Approximating square rootsGet 3 of 4 questions to level up!

## Topic B: Decimal expansions of numbers

### Practice

Writing fractions as repeating decimalsGet 5 of 7 questions to level up!
Converting repeating decimals to fractionsGet 5 of 7 questions to level up!
Comparing irrational numbersGet 5 of 7 questions to level up!
Comparing irrational numbers with a calculatorGet 5 of 7 questions to level up!

## Topic C: The Pythagorean theorem

### Practice

Distance between two pointsGet 5 of 7 questions to level up!
Use Pythagorean theorem to find perimeterGet 3 of 4 questions to level up!
Pythagorean theorem word problemsGet 3 of 4 questions to level up!
Pythagorean theorem in 3DGet 3 of 4 questions to level up!