What is this angle of elevation from Station A to the plane? Round to nearest degree?

1 ⤊

What is this angle of elevation from Station A to the plane? Round to nearest degree?

Two radar stations 2.4 miles apart are tracking an airplane. The straight-line distance between Station A and the plane is 7.4 miles. The straight-line distance between Station B and the plane is 6.9 miles.

2007-02-16 06:55:20 · 1 answers · asked by jessicamj1 1 in Science & Mathematics ➔ Geography

1 answers

You have a scalene triangle. Use the law of cosines.

I got 68.69 degrees. (69 rounded to nearest degree)

2007-02-16 07:01:56 · answer #1 · answered by davidosterberg1 6 · 1⤊ 0⤋