**How Many Square Feet Is A 20 Foot Round Pool**. This calculator calculates the surface area of the pool in square feet, volume of the pool in cubic feet, the perimeter of the pool in lineal feet and the amount of water it takes to fill the pool with. 21 = pi x d. D = 6. 68450761.

Measure square foot area (width x length) choose the desired depth of material. See answer (1) best answer. If 21 feet is the diameter, divide it by 2 to get the radius.

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they didn't teach you this in high school… or did they? how to calculate the volume of a circular pool. Pi (3.14) times radius squared. then multiply that by the average depth. that will give you the volume in square feet. then multiply by 7.5 because there are 7.5 gallons of water in a square foot, and you have it. the volume of a circular swimming pool (or spa) 365 days of vlogs with a pool guy. If you have a pool question comment below and I’ll answer if I can. Follow me so you can…. How Many Square Feet Is A 20 Foot Round Pool

So the radius = 6. 68450761/2 = 3. 342253805. Area = pi x 3. 3422538052. = 35 square feet (nearest whole number) wiki user. How do you calculate square footage with depth?

Then use the formula for a circle: Area = pi x radius2. Measure a round pool across to find the radius, which is half the diameter. Find the square footage by multiplying the radius times the radius times 3. 14 (pi).

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Before you just start pouring pool chemicals into the water, you need to know your pool volume. Unless you poured water into your pool gallon by gallon (no one really does that, right?!), you can figure out the volume with a pool calculator. 💦 Get 10% off our pool maintenance video course and ebook by using the promo code VIDEO: swimuniversity.com/pool-care-handbook/?utm_source=youtube&utm_medium=video&utm_campaign=youtube_description 🏊♂️ Our Favorite Pool Maintenance Gear: …

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### how to calculate the volume of a circular pool or cylinder

## Final Words

For instance, 14 feet (radius). 113. 1 square feet. The radius is 6 feet. Multiply the radius by itself to square the number (6 x 6 = 36).

*How Many Square Feet Is A 20 Foot Round Pool*. Multiply the result by pi (use the button on the calculator) or 3. 14159 (36 x. Furthermore, how many linear feet are in a square foot?