Key learning points

1. Recognise 2D shapes that are the same, including when the rotation, size or proportion has changed.
2. Circles are round and have a curved line around the outside.
3. Triangles have 3 straight sides and 3 vertices.
4. Rectangles have 4 straight sides and 4 vertices.
5. Squares are a type of rectangle that have 4 sides the same length.

Common misconception

Keywords

• Circle - A 2D shape with one curved line around the outside.

• Triangle - A 2D shape with 3 sides and 3 vertices.

• Rectangle - A 2D shape with 4 sides and 4 vertices.

• Square - A 2D shape with 4 sides the same length and 4 vertices.