Graph the image of the given triangle, reflected across the y-axis. Select the Polygon tool. Then, click the points of the triangle vertices to create the triangle by connecting the sides Polygon * Move Undo Redo x Reset y 10 9 8 7 6 5 4 3 2 1 2 3 10-9 -9 -7 -6 -5 -4 -3 -2 -10 1 4 5 6 7 8 9 10