Support · Stage 5 · Properties of geometrical figures B (Path)
Support Establish for 2 similar figures with similarity ratio a:b that their areas are in the ratio a²:b² and their volumes are in the ratio a³:b³
Resources for the prerequisite content of this dot point: earlier-stage (or earlier sub-level) dot points in the same strand that students usually need first. Use these to fill gaps before or alongside the core lesson.
Prerequisite links are draft mappings generated from the syllabus structure (earlier stage, same strand, closest content). They are being reviewed by teachers. Spot a poor match? Tell us.
Prerequisite dot points
Solve problems involving unknown lengths and scale factors of similar figures and related practical problems
Stage 5 · Properties of geometrical figures A Draft mapping
- WorksheetDrillKuta free worksheet: Similar figure word problemsUse it for: Printable skills-practice sheet with answer key on similar figure word problems; good for drill or homework.
Name the vertices in matching order when using the similar symbol (~) in a similarity statement
Stage 5 · Properties of geometrical figures A Draft mapping
No checked resources on this prerequisite dot point yet.
Determine the scale factor for pairs of similar polygons and circles
Stage 5 · Properties of geometrical figures A Draft mapping
- Interactive toolStarterMathigon: Dilations (enlargements)Use it for: Enlarge shapes about a centre and see how scale factor changes lengths.