Promise rings meaning is a symbol of commitment and is often seen as a pre-engagement rings. However, it can be given for many different reasons, such as a symbol of chastity, loyalty, monogamy, friendship, or even a promise to oneself to stay clean and sober.
Length times width gives the surface area of the pool. Multiplying that by the average depth gives the volume in cubic feet. Since there are 7.5 gallons in each cubic foot, multiply the cubic feet of the pool by 7.5 to arrive at the volume of the pool (expressed in gallons).
Measure the pool's length and width in feet. Write the measurements down in your notebook. Measure the deepest part of the pool in feet. Then measure the shallowest part of the pool in feet. Add the two numbers together, and then divide that number by two to find the average depth of the pool.Multiply the length by the width, then multiply by the average depth.o find the number of gallons in a pool, first you must find the pool's measurement in cubic feet and then multiply by the number of gallons in a cubic foot. Things You'll Need.