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Stage 3 · Two-dimensional spatial structure B · Area: Determine the area of a triangle · Topic: Geometry: shapes & angles · Year 5, 6

Investigate the area of a triangle by comparing it to the area of a parallelogram with the same base length and height

Dot point ID k-10-2022-stage-3-two-dimensional-spatial-structure-b/tdb-tri-stg3-01 · NESA code MA_K_10_CP_TDB_TRI_STG3_01 · See it on the NSW Curriculum website ↗

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Outcomes for this focus area (MA3-2DS-01, MA3-2DS-02, MA3-2DS-03)
MA3-2DS-01 investigates and classifies two-dimensional shapes, including triangles and quadrilaterals based on their properties
MA3-2DS-02 selects and uses the appropriate unit to calculate areas, including areas of rectangles
MA3-2DS-03 combines, splits and rearranges shapes to determine the area of parallelograms and triangles

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