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Investigate, with and without digital technologies, angles on a straight line, angles at a point and vertically opposite angles. Use results to find unknown angles

Elaborations

  • identifying the size of a right angle as 90° and defining acute, obtuse, straight and reflex angles (Skills: Literacy, Numeracy, Critical and Creative Thinking)
  • measuring, estimating and comparing angles in degrees and classifying angles according to their sizes (Skills: Numeracy, Critical and Creative Thinking)
  • investigating the use of rotation and symmetry in the diagrammatic representations of kinship relationships of Central and Western Desert people (Skills: Critical and Creative Thinking, Intercultural Understanding)
  • recognising and using the two alternate conventions for naming angles (Skills: Numeracy, Critical and Creative Thinking)

(View this topic on www.australiancurriculum.edu.au )