a. What is the angle of elevation of a ladder that is 51 feet long and a wall that is 50 feet high? Round your answer to the nearest tenth of a degree. b. IWould the angle you calculated in #33 be considered "safe\" by OSHA? Show your work to justify your answer. 4. Is a 49 foot ladder safe or even possible for 50 foot wall? Draw a picture and show your work to support your answer. 5. Using the \"safe angle" calculated in question #2, what is the shortest ladder you could safely use to climb a 50 foot wall? Round to the nearest tenth of a foot. Draw a picture and show your work to support your