Start Practicing
← Back to MathHow to Use a Pie Wheel
Page 5 of 8
Jump to a Lesson

Lesson 5

Choosing the Right Wheel

Pick the wheel that has the quantity you're asked to find and every quantity you're given.
Rectangle AreaTap a section to cover the quantity you want to find.

Each wheel is a different formula. Before placing any numbers, find the wheel that has the quantity you're asked to find and every quantity you're given:

Detention TimeVolume · Flow · Time
Flow RateFlow · Area · Velocity
Rectangle AreaArea · Length · Width

Asked for Area, given Length and Width? Only the Rectangle Area wheel has all three.