SOLUTION: an owl perched on the top of a lamppost sees a mouse at an angle of depression of 25 degrees if the mouse is 10m from the foot ofthe lamppost,how high is the lamppost
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Question 746728: an owl perched on the top of a lamppost sees a mouse at an angle of depression of 25 degrees if the mouse is 10m from the foot ofthe lamppost,how high is the lamppost
Answer by Cromlix(4381) (Show Source): You can put this solution on YOUR website!
You have a right angled triangle
with a base of 10m, an unknown
upright and top angle of 25 degs.
Use Trigonometric ratios:
tangent = opposite/adjacent
tan 25 degs. = 10/x
x = 10/tan 25
x = 21.5 m
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