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Question 4 (Essay Worth 10 points) (05.03 MC) An observer (O) is located 900 feet from a building (B). The observer notices a helicopter (H) flying at a 49 angle of elevation from his line of sight. How high is the helicopter flying over the building? You must show all work and calculations to receive full credit. H h 490 0 B 900 feet xbox source | V C BI US X X2 | XX |13 : | |9) = = = |Styles - Format - 1 ? evious Question Question 1 (Not Answered) 0 Next here to search O