# How many square inches in a 24ft diameter circle?

Take half the diameter - that's the radius. Then use the formula for the area of a circle: area = pi x radius2.

### How many total inches is a 12ft by 24ft pool?

You did not specify the depth of your pool, however, with the information provided, it can be determined that your pool has a surface area of 12*24=288 square feet *144= 41,472 square inches. To find the number of cubic inches in your pool, multiply that number by the depth of your pool in inches. Remember, one foot is equal to 12 inches.

### How many gallons 24 ft by 52 ROUND pool?

I am going to assume that 24ft is the diameter of the pool, and that the 52 is meant to be the depth in inches. A round pool is basically a cylinder. The volume for a cylinder is V = Ï€r2h, where Ï€ is pi (3.14159), r2 is the radius squared, and h is the height (depth). First, 52 inches needs to be converted into feet. There are 12in in 1ft. So multiply 52in x…