Asked by Anonymous
Can I please have some help?
From a vertical cliff 80m above sea level, a whale is observed at an angle of depression of 6°. Find the distance between the observer at the top of the cliff, and the whale.
From a vertical cliff 80m above sea level, a whale is observed at an angle of depression of 6°. Find the distance between the observer at the top of the cliff, and the whale.
Answers
Answered by
oobleck
As always, draw a diagram, and review your basic trig functions.
To find the distance z, use
80/z = sin6°
To find the distance z, use
80/z = sin6°
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