Stage 5 · Linear relationships B · Find the equations of parallel and perpendicular lines · Topic: Linear relationships · Year 9, 10
Explain that 2 straight lines are perpendicular if the product of their gradients is −1
Dot point ID k-10-2022-stage-5-linear-relationships-b/lib-par-stg5-01 · NESA code MA_K_10_CP_LIB_PAR_STG5_01 · See it on the NSW Curriculum website ↗
↩SupportBuild the prerequisite skills first · 2 resources★EnrichExtension & rich tasks · 3 resources
Outcomes for this focus area (MA5-LIN-C-02)
MA5-LIN-C-02 graphs and interprets linear relationships using the gradient/slope-intercept formCore 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 toolStarterMaths Is Fun: Parallel and perpendicular linesUse it for: Gradients of parallel and perpendicular lines.
Worksheet
- Corbettmaths practice questions: Linear graphs: perpendicular linesUse it for: Free printable graded practice questions (with answers) on linear graphs: perpendicular lines for drill or a quick check.
Video
- VideoStarterCorbettmaths video: Linear graphs: perpendicular linesUse it for: Short worked-example video on linear graphs: perpendicular lines to model the method before practice or for flipped revision.
Focus area resources
Checked resources for Linear relationships B as a whole (not mapped to a single dot point).