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Enlargement inquiry
This prompt has generated questions and discussions about how one of the shapes has been transformed into the other.
Additional details |
|
| Year level(s) | Year 9 |
|---|---|
| Audience | Teacher |
| Purpose | Teaching resource, Student task |
| Format | Web page |
| Teaching strategies and pedagogical approaches | Mathematics investigation |
| Keywords | proportional reasoning |
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 | Inquiry Maths |
| Copyright | © Andrew Blair 2012-21. Creative Commons BY-NC-SA 4.0. |
Related resources
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Growing in water
Students explore enlargements. They record data in a table, look for patterns and use reasoning to generalise and solve a word problem.
Resource details -
Growing up and down!
Students explore the properties of shapes under enlargement. They connect the area of 2D shapes and volume of 3D objects to their enlarged or reduced versions.
Resource details -
The big picture
Students enlarge a figure to a given scale. This activity uses the grid method of enlargement.
Resource details -
Enlargement transformations: Year 5
Use this resource as an introduction to enlargement transformations.
Resource details