GCSE Maths (Edexcel)

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Geometry and measures Properties and constructions

Edges & Lines

1:35 use conventional terms and notations: points, lines, vertices, edges, planes, parallel lines, perpendicular lines, right angles, polygons, regular polygons and polygons with reflection and/or rotation symmetries; use the standard conventions for labelling and referring to the sides and angles of triangles; draw diagrams from written description
Spec G1
Previous Points, Vertices & Angles Next Vertex Labelling Conventions
  • A line is a one-dimensional object with length but no width
  • A line segment is a line with two ends
  • A horizontal line goes from left to right or vice versa
  • A vertical line goes from top to bottom or vice versa
  • It is important to know the difference between a line and a line segment
  • An edge is a line at which a shape ends
  • A rectangle is made up of four sides, each side is an edge

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372

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