Understanding tessellations

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  1. How to find the sum of interior angles of a polygon?
  1. Can you tessellate the plane with the following regular polygons? Explain.
    Understanding tessellations
    1. Complete the table below.


      Interior Angle (°)

      Can it tessellate a plane? (Y/N)

      Equilateral Triangle


      Regular Pentagon

      Regular Hexagon

      Regular Heptagon

      Topic Notes
      The word tessellations may not be a familiar word to all of us, while tessellations are common in our everyday life. What exactly does it mean? Tessellations basically mean covering a surface without overlaps or gaps using a pattern of flat shapes. Using rectangular tiles to cover the kitchen floor is a good real life example of tessellations. We will learn more basic concepts of tessellations in this lesson.