APPLICATION (16 MARKS) 6. Darcie, standing 75 metres in front of a tree, is looking up at a tree at an
angle of elevation of 25º. How tall is the tree? Express your answer to one
decimal place
Draw a diagram and solve the for the height of the tree (1 mark diagram, 3 mark
solution)

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.

What are the solutions of the equation? z^2 + 11z + 24 = 0 a. 8, -3 b. 8, 3 c. -8, -3 d. -8, 3

*segment an is an altitude of right ? abc with a right angle at a. if ab = 2root 5 in and nc = 1 in, find bn, an, ac.