You stand in a flat meadow and observe two cows (see the figure below). Cow A is

Question

You stand in a flat meadow and observe two cows (see the figure below). Cow A is due north of you and 16.0 m from your position. Cow B is 26.5 m from your position. From your point of view, the angle between cow A and cow B is 21.0°, with cow B appearing to the right of cow A. (a) How far apart are cow A and cow B? m (b) Consider the view seen by cow A. According to this cow, what is the angle between you and cow B? ° (c) Consider the view seen by cow B. According to this cow, what is the angle between you and cow A? Hint: What does the situation look like to a hummingbird hovering above the meadow? ° (d) Two stars in the sky appear to be 21.0° apart. Star A is 16.0 ly from the Earth, and star B, appearing to the right of star A, is 26.5 ly from the Earth. To an inhabitant of a planet orbiting star A, what is the angle in the sky between star B and our Sun? °

Explanation / Answer

a) 166.57m

b) 132.6 degree

c) 26.4 degrees

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