SOLUTION: Grace hikes 10 kilometers south, 15 kilometers, east and then 10 km south again. How far is Grace from the starting point of her hike?

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Question 412573: Grace hikes 10 kilometers south, 15 kilometers, east and then 10 km south again. How far is Grace from the starting point of her hike?
Answer by Alan3354(69443) About Me  (Show Source):
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Grace hikes 10 kilometers south, 15 kilometers, east and then 10 km south again. How far is Grace from the starting point of her hike?
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d+=+sqrt%2820%5E2+%2B+15%5E2%29+=+sqrt%28625%29
d = 25 km