A 405-cm-by-405-cm checkerboard has a mass of 1085 g there, Ask an Expert

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A 40.5-cm-by-40.5-cm checkerboard has a mass of 108.5 g. There are four 23.5-g checkers located on the checkerboard, as shown in the figure. Relative to the origin located at the bottom left corner of the checkerboard, where is the center of mass of the checkerboard-checkers system?

x_cm = ;

y_cm =

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