1. What is the elevation at point A? 2. What is the elevation at point B? 3. What is the elevation at the point on line A-B where it crosses Snapper Creek? 4. If you walked from point A to point B along line A-B, would you be walking downhill or uphill, or both? In what direction would you be walking? Explain your answer, stating the elevations at point A, Snapper Creek and point B.

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