SOLUTION: A telephone pole casts a shadow 30 feet long while a nearby fence post 4 feet high casts a shadow 3 feet long. How high is the pole?

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Question 1020407: A telephone pole casts a shadow 30 feet long while a nearby fence post 4 feet high casts a shadow 3 feet long. How high is the pole?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Similar triangles.

30%2Fx=3%2F4, using ratios as shadow%2Fheight.