SOLUTION: a 5-ft tall girl casts a shadow 8 ft. long. she is standing next to a tree that casts a 64- ft shadow. how tall is the tree?

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Question 340492: a 5-ft tall girl casts a shadow 8 ft. long. she is standing next to a tree that casts a 64- ft shadow. how tall is the tree?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
5/8=x/64
8x=5*64
8x=320
x=320/8
x=40 ft. tall.