# Square Roots and Cube Roots

Videos and lessons to help Grade 8 students learn how to use square root and cube root symbols to represent solutions to equations of the form x2 = p and x3 = p, where p is a positive rational number. Evaluate square roots of small perfect squares and cube roots of small perfect cubes. Know that √2 is irrational

Common Core: 8.EE.2

### Suggested Learning Targets

• I can use square root and cube root symbols to represent solutions to equations of
the form x2 = p and x3 =p, where p is a positive rational number.
• I can evaluate square roots of small perfect squares.
• I can evaluate cube roots of small perfect cubes.
• I can understand that the square root of 2 is irrational.

Related Topics:

Common Core for Mathematics

More Math Lessons for Grade 8

Identify perfect squares and find square roots - 8.EE.2
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Find square roots of perfect squares - 8.EE.2
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Solve equations with squares and square roots - 8.EE.2
In this lesson, you will learn how to solve equations inolving squares and square roots.

Simplify expressions involving square roots - 8.EE.2
In this lesson you will learn how to simplify expressions involving square roots.

Identify perfect cubes and find cube roots - 8.EE.2
In this lesson, you will learn how to determine if a number is a perfect cube and to find the cube root of a number that is a perfect cube.

Solve equations with cubes and cube roots - 8.EE.2
In this lesson, you will learn how to solve equations inolving cube and cube roots.