A pole with a height of 50 feet casts a shadow 50 feet long. Find the angle of elevation of the sun at this point in time. (please explain the best you can )​

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%