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Lesson 2

Finding the Top: Multiply

Cover the top section. The sections left below the line are multiplied.
Flow RateTap a section to cover the quantity you want to find.

What remainsFlow = Area × Velocity

The question mark covers Flow, the quantity you want. Area and Velocity are left side by side below the line, so multiply them.

Flow = Area × Velocity

12 ft² × 2 ft/s = 24 ft³/s