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# Unit: Unit 8: Pythagorean theorem and irrational numbers

#### 0

Possible mastery points

## Lesson 2: Side lengths and areas

Practice
Square rootsGet 5 of 7 questions to level up!
Roots of decimals & fractionsGet 3 of 4 questions to level up!

## Lesson 3: Rational and irrational numbers

Practice
Classify numbers: rational & irrationalGet 5 of 7 questions to level up!

## Lesson 4: Square roots on the number line

Practice
Comparing irrational numbers with a calculatorGet 5 of 7 questions to level up!

## Lesson 5: Reasoning about square roots

Practice
Approximating square rootsGet 3 of 4 questions to level up!

## Extra practice: Irrational numbers

Practice
Comparing irrational numbersGet 5 of 7 questions to level up!
Comparing irrational numbers with a calculatorGet 5 of 7 questions to level up!

#### Quiz 1

Level up on the above skills and collect up to 700 Mastery points

Practice

Practice

## Lesson 9: The converse

Learn
No videos or articles available in this lesson
Practice
Right triangle side lengthsGet 3 of 4 questions to level up!

## Lesson 10: Applications of the Pythagorean Theorem

Practice
Pythagorean theorem word problemsGet 3 of 4 questions to level up!

## Extra practice: Pythagorean theorem

Practice
Pythagorean theorem in 3DGet 3 of 4 questions to level up!

## Lesson 11: Finding distance in the coordinate plane

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No videos or articles available in this lesson
Practice
Use Pythagorean theorem to find perimeterGet 3 of 4 questions to level up!
Distance between two pointsGet 5 of 7 questions to level up!

#### Quiz 2

Level up on the above skills and collect up to 700 Mastery points

## Lesson 12: Edge lengths and volumes

Practice
Cube rootsGet 5 of 7 questions to level up!

## Extra practice: Square roots and cube roots

Learn
No videos or articles available in this lesson
Practice
Equations with square roots & cube rootsGet 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!

#### Quiz 3

Level up on the above skills and collect up to 400 Mastery points

## Lesson 14: Decimal representations of rational numbers

Practice
Writing fractions as repeating decimalsGet 5 of 7 questions to level up!

## Lesson 15: Infinite decimal expansions

Practice
Converting repeating decimals to fractionsGet 5 of 7 questions to level up!

#### Quiz 4

Level up on the above skills and collect up to 300 Mastery points
Up next for you:

#### Unit test

Level up on all the skills in this unit and collect up to 2100 Mastery points!