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junmark777
Questions and answers by visitors named
junmark777
Questions (2)
Two stations A and B are 2,000m apart. When an airplane was directly above A, an observer at B found that the angle of elevation
3 answers
535 views
From a point 35 m from a building and 2 m above the ground , the angle of elevation of the top of the building is observed to be
3 answers
656 views
