To Approximate the Length of a Marsh,a Surveyor Walks 255

Multiple Choice

To approximate the length of a marsh,a surveyor walks 255 meters from point A to point B,then turns 81° and walks 225 meters to point C (see figure) .Approximate the length AC of the marsh.​ ​ where a = 225 m,b = 255 m
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A) 365.5 m
B) 359.5 m
C) 370.5 m
D) 371.5 m
E) 360.5 m