3 Tutorials that teach Formulas
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Author: Anthony Varela

This lesson introduces formulas, and demonstrates how to use common formulas, such as compounding interest, area, and volume. 

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Source: All images created by Anthony Varela

Notes on "Formulas"


(00:00 - 00:27) Introducing the Lesson

(00:28 - 01:23) Some Vocabulary

(01:24 - 03:33) Area Formulas

(03:34 - 06:03) Volume Formulas

(06:04 - 08:22) Other Formulas

(08:23 - 09:13) Reviewing our Notes


  • Formula

    A mathematical rule that relates two or more quantities.

  • Equation

    A mathematical statement that two expressions or quantities have the same value.

  • Variable

    A symbol (usually a letter) used to represent a value that can change.