Two people position themselves 30 feet apart in line with a tall tree on the same side of the tree. They find that the angles of elevation from the ground where they are standing to the top of the tree are 40 degrees and How tall is the tree to the nearest tenth of a foot? 55 degrees

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

15 point ! ~ see if you know the answer to both you!