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← Back to MathHow to Use a Pie Wheel
Page 5 of 8
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1. Pie Wheel Basics2. Find the Top3. Find a Bottom4. Place the Numbers5. Choose a Wheel6. Three-Part Wheel7. Find the Dose8. Guided Practice

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.

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