Lear about lines of symmetry, reflections, and translations with this interactive pictures.
A tessellation is a repeating pattern of polygons that covers a plane with no gaps or overlaps. What kind of tessellations can you make out of regular polygons?
Try to create the shape shown in the center using all 7 pieces provided, without any pieces overlapping any others.
Drag the tiles at the bottom of the screen to fill up the shape. Press the space bar to rotate the dragging tile.