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Question 4 (1 point) A ladder is leaning against a 3.4 m tall building at an angle of elevation of 50. Determine the length of the ladder to the nearest tenth of a metre. 3.9 m 3.0 m 4.4 m 5.3 m Question 5 (1 point) Using the appropriate special triangle, determine e if o's as90 for 24/2 sin @= 2. 3070 450 90- Question 6 (1 point) Using the appropriate special triangle, determine e if us as are for cos e- 3. 30 O 450 Question 7 (1 point) A rocket reaches a height of 300 /3 m. A crowd observing the launch stands 300 m away. What is the maximum angle, e, in which the crowd observes the launch? 30P 450 60 750