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Age 7 to 11
Challenge Level Yellow star
Primary curriculum
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Use the isometric grid paper below to find the following polygons.

  • A rectangle
  • A rhombus
  • A trapezium
  • A parallelogram that is not a rectangle
  • An equilateral triangle
  • A right angled triangle
  • A scalene triangle
  • An isosceles triangle that is not an equilateral triangle
  • A pentagon
  • A hexagon
  • A heptagon
  • An octagon

If you need to find a description of these polygons try looking at:
http://www.mathleague.com/index.php?option=com_content&view=article&id=75:figuresandpolygons&catid=31:general


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The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice.

NRICH is part of the family of activities in the Millennium Mathematics Project.

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