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Common misunderstandings: Levels 5–9 understanding scale factor tool

Use this guide to assess student understanding of scale factor and proportional reasoning.

Additional details
Year level(s)	Year 9
Audience	Teacher
Purpose	Teaching resource, Assessment advice
Format	Web page
Teaching strategies and pedagogical approaches	Questioning
Curriculum alignment
Strand and focus	Space
Topics	Transformation
AC: Mathematics (V9.0) content descriptions	AC9M9SP02 Apply the enlargement transformation to shapes and objects using dynamic geometry software as appropriate; identify and explain aspects that remain the same and those that change
Numeracy progression	Proportional thinking (P7) Understanding geometric properties (P7)
Copyright details
Organisation	Victoria State Government Department of Education and Training
Copyright	© State of Victoria (Department of Education and Training). Creative Commons BY 4.0.