Stage 5 · Properties of geometrical figures A · Solve problems using ratio and scale factors in similar figures · Topic: Geometry: shapes & angles · Year 9, 10
Apply an appropriate scale to enlarge or reduce a diagram
Dot point ID k-10-2022-stage-5-properties-of-geometrical-figures-a/pgf-sfs-stg5-01 · NESA code MA_K_10_CP_PGF_SFS_STG5_01 · See it on the NSW Curriculum website ↗
↩SupportBuild the prerequisite skills first · 6 resources★EnrichExtension & rich tasks · 0 resources
Outcomes for this focus area (MA5-GEO-C-01)
MA5-GEO-C-01 identifies and applies the properties of similar figures and scale drawings to solve problemsCore resources for this dot point
On-level resources, grouped by type. Need the building blocks? Use Support. Ready for more? Use Enrich.
Interactive tool
- Interactive toolStarterMathigon: Dilations (enlargements)Use it for: Enlarge shapes about a centre and see how scale factor changes lengths.
Worksheet
- Corbettmaths practice questions: EnlargementsUse it for: Free printable graded practice questions (with answers) on enlargements for drill or a quick check.
Video
- VideoStarterCorbettmaths video: EnlargementsUse it for: Short worked-example video on enlargements to model the method before practice or for flipped revision.
Focus area resources
Checked resources for Properties of geometrical figures A as a whole (not mapped to a single dot point).