The width of the ochoa community pool is 20 feet. the length is twice as long as it’s width. what is the perimeter of the pool?

Can someone answer this question? : )

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

Which expression converts 45 degree to radians