Question
A sandbag is dropped from a balloon at a height of 60 meters when the angle of elevation to the sun is 30° (see figure).
The position of the sandbag is
s(t) = 60 − 4.9t2.
Find the rate, in meters per second, at which the shadow of the sandbag is traveling along the ground when the sandbag is at a height of 11 meters. (Round your answer to two decimal places.)
 

  

Rays
Position:
s(f) 60-4.912
60 m
30°
Shadow's path

Image Transcription

Rays Position: s(f) 60-4.912 60 m 30° Shadow's path

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