Plane Shapes


a plane shape is flat and in two dimensions.

there are many commonly used plane shapes including triangles, quadrilateral and circles.

congruent shapes have the same shape and size.

similar shapes have the same shape but can be different sizes.

Key Skills

  • recognise and name common shapes.
  • give the basic properties of the common shapes listed below.
  • recognise whether pairs of shapes are congruent or similar.


square, rectangle, parallelogramrhombustrapeziumkite, mirror line, isosceles trianglepentagonhexagonoctagoncircle,ellipse, equilateral triangle.