A steep hill is inclined at to the horizontal

Other · Multi-part · ISC · Mathematics · Physics · Gravitation

Problem

A steep hill is inclined at 18∘18^\circ to the horizontal. It runs down to the beach so its base is at sea level. (a) If I walk 150 m up the hill, what is my height above sea level? (b) If I climb to a point 80 m above sea level, how far have I walked?

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