Stage 5 · Trigonometry A · Demonstrate and explain the constancy of trigonometric ratios for a given angle in right-angled triangles · Topic: Pythagoras & trigonometry · Year 9, 10
Find the size of an angle given one of the trigonometric ratios for the angle using digital tools
Dot point ID k-10-2022-stage-5-trigonometry-a/tri-cot-stg5-06 · NESA code MA_K_10_CP_TRI_COT_STG5_06 · See it on the NSW Curriculum website ↗
↩SupportBuild the prerequisite skills first · 10 resources★EnrichExtension & rich tasks · 2 resources
Outcomes for this focus area (MA5-TRG-C-01)
MA5-TRG-C-01 applies trigonometric ratios to solve right-angled triangle problemsCore resources for this dot point
On-level resources, grouped by type. Need the building blocks? Use Support. Ready for more? Use Enrich.
Worksheet
- Corbettmaths practice questions: Trigonometry introductionUse it for: Free printable graded practice questions (with answers) on trigonometry introduction for drill or a quick check.
- WorksheetDrillKuta free worksheet: Inverse trig ratiosUse it for: Printable skills-practice sheet with answer key on inverse trig ratios; good for drill or homework.
Video
- VideoStarterCorbettmaths video: Trigonometry missing anglesUse it for: Short worked-example video on trigonometry missing angles to model the method before practice or for flipped revision.
Focus area resources
Checked resources for Trigonometry A as a whole (not mapped to a single dot point).