A ladder is leaning again a wall. The base of the ladder is 4 ft from the base of the wall. The angle the ladder makes with the level floor is 75. How long is the ladder?

The parking lot of a store has the shape shown. all angles are right angles. what is the area of the parking lot?

Asquare parking lot has 6,400 square meters what is the length in meters

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.