Extension 1

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bulletUse Zoom 6 (Standard) to put the arrow in the first quadrant and view all four quadrants.
bulletAsk the students to create lists L3 and L4 so the arrow
bulletreflects over the x-axis
bulletreflects over the y-axis
bulletreflects over both the x- and y-axis
bulletAsk student to describe in general how they created a reflection over the x-axis.
bulletAsk student to describe in general how they created a reflection over the y-axis.
bulletAsk student to describe in general how they created a reflection over both axes.