SOLUTION: A boy who is 4 feet 5 inches tall stands near a street light that is 15 feet tall. Find a function that models the length L (in feet) of his shadow in terms of his distance d feet
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Question 99807: A boy who is 4 feet 5 inches tall stands near a street light that is 15 feet tall. Find a function that models the length L (in feet) of his shadow in terms of his distance d feet from the base of the street light
Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
this is a problem using similar triangles
15/4.5=(d+L)/L ... 15L=4.5d+4.5L ... 10.5L=4.5d ... L=4.5d/10.5=3d/7
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