He circumference of a round swimming pool at a resort is 157 feet. The pool is 6 feet deep but can only be filled to three-fourths of its height for safety reasons. How many cubic feet of water should be put in the pool? Round to the nearest whole cubic foot.

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Ill mark the brainliest if you me with the these three questions 7,8,9

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?