SOLUTION: Katie walks 3 miles north of her farm, turns west and walks 4 miles. how far must she walk if she can walk directly back to her farm?

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Question 153126: Katie walks 3 miles north of her farm, turns west and walks 4 miles. how far must she walk if she can walk directly back to her farm?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
(THIS IS A 3-4-5 RIGHT TRIANGLE)
3^2+4*2=D^2
9+16=D^2
25=D^2
D=SQRT25
D=5 MILES IS THE DIRECT DISTANCE BACK HOME.