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Scale factors inquiry

This prompt explores the effect of changing the dimensions of a cube on the volume. It uses ratio, scale factor and measurement. There is scope for the use of dynamic geometry and concrete materials. The resource includes classroom examples, teacher notes and guided questions.

Resource details
Year level
Year 8 Year 9
Purpose
Assessment tasks Student activities Teaching resource
Strand
Measurement Space
Topic
Area, volume and surface area Proportion, rates and ratios
Audience
Teachers
Format
Downloadable resource
Australian Curriculum code
AC9M8M05 AC9M9M05
Numeracy progression
Number patterns and algebraic thinking (P8) Proportional thinking (P5, P7) Understanding geometric properties (P7) Understanding money (P9)
Publisher
Inquiry Maths
Copyright
© Andrew Blair 2012-21. Creative Commons BY-NC-SA 4.0.
Keywords
surface area scale factor ratio