c/c_Mathematics_Grade 9_le raisonnement proportionnel en géométrie

Subject
Grade
Concept/Content
spatial proportional reasoning
Elaboration
  • scale diagrams, similar triangles and polygons, linear unit conversions
  • limited to metric units
  • drawing a diagram to scale that represents an enlargement or reduction of a given 2D shape
  • solving a scale diagram problem by applying the properties of similar triangles, including measurements
  • integration of scale for First Peoples mural work, use of traditional design in current First Peoples fashion design, use of similar triangles to create longhouses/models
keywords
proportional reasoning