Angle of Depression and Sine
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A man on the roof of a building of known height meters calls to his sitting dog, at a distance of
meters away from him through the air. He measures the angle of depression
of his line of sight from the horizontal. What is the value of
in terms of
and
?
Contributed by: S. M. Blinder (July 2018)
Open content licensed under CC BY-NC-SA
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