Navigate to or create the figure/sheet where you wish to place a table.
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Select the Generate Table option under the Import dropdown in the toolbar or the Drawing menu.
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Type or use the arrow controls that appear on hover in the resulting dialog to set parameters for number of rows, number of columns, cell width, and cell height.
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​Note that cell width and height are set as a percentage of page width and height, respectively.
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Click the make table button.
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A grid of rectangles will be inserted based on the parameters you've entered.
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​You may wish to immediately group the inserted table elements to preserve their relative location as you make further changes.