Let D be a region bounded by a simple closed path C in the xy-plane. The coordinates of the centroid (x, y) of D are given below, where A is the area of D. 1 x2 dy 2A T. 1 y = - 2A y2 dx Use the formulas to find the centroid of the triangle with vertices (o, 0), (a, 0), and (a, b), where a > 0 and b > 0. (x, y) =

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