Mr. johnson spots a parrot in a tree at an angle of elevation of 40 degrees. if he is 60 feet away from the base of the tree, how tall is the tree?

Which is equivalent to 10/12? options: 10/18 5/6 3/12 9/11

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

The radius of a sphere is 3 inches. which represents the volume of the sphere?