A rescue plane is flying over the open sea and sights a life raft. Find the angle of depression to the nearest

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A rescue plane is flying over the open sea and sights a life raft. Find the angle of depression to the nearest

A rescue plane is flying over the open sea and sights a life raft. Find the angle of depression to the nearest degree if the sight distance from the plane to the life raft is approximately 6.8 km and is flying at an altitude of 2.9 km.

23 degrees
25 degrees
65 degrees
67 degrees

2007-07-15 10:54:41 · 1 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

1 answers

arctang (2.9/6.8) = 0.403 = 23.1 degree

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2007-07-15 11:19:51 · answer #1 · answered by oregfiu 7 · 1⤊ 0⤋