Summary: Simplifying and Using Square Roots

The Links to Literacy activity "Sea Squares" will provide you with another view of the topics covered in this section.

• Introduction to Square Roots
• Estimating Square Roots with a Calculator

Key Concepts

• Square Root Notation [latex]\sqrt{m}[/latex] is read ‘the square root of [latex]m[/latex] ’If [latex]m={n}^{2}[/latex] , then [latex]\sqrt{m}=n[/latex] , for [latex]n\ge 0[/latex] .
• Use a strategy for applications with square roots.
  • Identify what you are asked to find.
  • Write a phrase that gives the information to find it.
  • Translate the phrase to an expression.
  • Simplify the expression.
  • Write a complete sentence that answers the question.

Licenses & Attributions