Asked by michelle
How high is a wall that casts a 15ft shadow at the same time that a 4ft flag pole casts a 4ft shadow?
Answers
Answered by
Reiny
Use a simple ratio
height/15 = 4/4
height = 15(4/4) = 15
height/15 = 4/4
height = 15(4/4) = 15
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