A helicopter is flying over a lake and sights a boat at an angle of depression of 35 degrees. The water-surfac

4 ⤊

A helicopter is flying over a lake and sights a boat at an angle of depression of 35 degrees. The water-surfac

A helicopter is flying over a lake and sights a boat at an angle of depression of 35 degrees. The water-surface distance from the helicopter to the boat is 2300 feet. Find the altitude of the helicopter to the nearest foot.

1610 ft
3285 ft
1319 ft
4010 ft

2007-07-15 10:53:17 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

2 answers

Solve helicopter similarly like rescue plane.

Google "tangens" or tangent".

2007-07-15 11:25:56 · answer #1 · answered by oregfiu 7 · 2⤊ 1⤋

altitude = 2300sin(35) = 1319ft. im a baller.

2007-07-19 01:07:14 · answer #2 · answered by LSSM 2 · 2⤊ 1⤋