Please answer all questions or don't answer at all.

# 9 A temporary ramp that is 15 feet long is placed to reach an entrance door that is 4 feet above the ground. What is the angle of elevation of the ramp? Round your answer to the nearest tenth. # 10 A wire, bolted to the ground 7 feet away from the base, is helping a tree stay upright. If the angle of elevation of the wire is 44, how long is the wire? Round your answer to the nearest tenth. # 11 For the given expressions 1. Identify quadrant in which angle is located 2. Find reference angle 3. Calculate the exact value a) Tan(-135 ) b) Cos 240 c) Sin 330 d) Cos (-120') e) Cot _ 5TI f) Cscl - 4TL 9) Sec ZT # 12 For the information given, state the value of the five remaining trig functions of 0: a) sin 0 = c) cos 0 =- JINUIN and cos 0