Convex

Jargon-Free Definition

A shape with no inward dents.

QCAA/AC9 Definition

Describes a shape in which all interior angles are less than and all diagonals lie inside the shape.

Examples of Word Use in School

  • Decide whether the polygon is convex.
  • Compare the convex and non-convex shapes.
  • Draw a convex hexagon.

Mathematical Definition

A polygon is convex if every line segment joining two points in the polygon stays entirely inside or on the polygon.