A scout walks 45 km due east from camp then turns left and, Ask an Expert

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A scout walks 4.5 km due east from camp, then turns left and walks 4.05 km along the arc of a circle centered at the campsite, and finally walks 2.25 km directly toward the camp.

(a) How far is the scout from camp at the end of his walk?

(b) In what direction is the scout's position relative to the campsite?

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