This math topic involves determining missing coordinates on a Cartesian grid for a parallelogram when given its area, incorporating both positive and negative values. The problems require understanding and applying the formula for the area of a parallelogram, which requires calculation skills in algebra and geometry. Each question presents a parallelogram plotted on a coordinate grid and proposes multiple choice answers for the missing x or y coordinate based on a given area. This set of problems is designed to enhance skills in geometry logic specifically related to parallelograms in a Cartesian coordinate context.
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Find the missing value for y if the parallelogram has an area of 121