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Stage 4 · Angle relationships · Identify and describe corresponding, alternate and co-interior angles when 2 straight lines are crossed by a transversal, including parallel lines · Topic: Geometry: shapes & angles · Year 7, 8

Justify that 2 lines are parallel by using properties of alternate, corresponding or co-interior angles on parallel lines

Dot point ID k-10-2022-stage-4-angle-relationships/ang-idc-stg4-07 · NESA code MA_K_10_CP_ANG_IDC_STG4_07 · See it on the NSW Curriculum website ↗

↩SupportBuild the prerequisite skills first · 0 resources★EnrichExtension & rich tasks · 1 resource
Outcomes for this focus area (MA4-ANG-C-01)
MA4-ANG-C-01 applies angle relationships to solve problems, including those related to transversals on sets of parallel lines

Core resources for this dot point

On-level resources, grouped by type. Need the building blocks? Use Support. Ready for more? Use Enrich.

Worksheet

  • WorksheetDrill
    Kuta free worksheet: Proving lines parallel
    Kuta Software · PDF · Printable PDF · Free · Link checked 2026-10-15 · Answers included, No prep, Printable
    Use it for: Printable skills-practice sheet with answer key on proving lines parallel; good for drill or homework.

Focus area resources

Checked resources for Angle relationships as a whole (not mapped to a single dot point).

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