These two Four Quadrant grid exercises allow students to plot points utilizing all four areas of a coordinate grid. After plotting the points, students connect lines to form different polygons. They are also asked questions about parallel lines, right angles, acute angles, and obtuse angles. No four quadrant grid is included; however, there are numerous online sites that will provide free printable four quadrant grids for you to use. Enjoy! The first one is free. No answer keys are provided.