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Year 1 · Shapes & Geometry

Count sides and corners

Every flat shape has sides (the straight edges) and corners (where two sides meet).

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How to do it

  1. Trace each side with your finger and count.
  2. Count the corners the same way.
  3. A shape has the same number of sides and corners.

Worked example

A pentagon
5 sides
5 corners

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A circle has no straight sides and no corners.

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