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Listed under:  Mathematics  >  Geometry  >  Shapes (Geometry)  >  Polygons  >  Triangles (Shapes)  >  Right angled triangles
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reSolve: Gradient and Tangent

  • TLF-IDM025321

This sequence of two lessons investigates gradient and angle by applying the tangent ratio to find the angles represented by a road sign or the angle of a street. In the first lesson, students research what a road grade is and determine the actual angle of a road given its grade. They then construct their own road sign ...

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reSolve: Trigonometric Trajectories

  • TLF-IDM025326

In this sequence of two lessons, students investigate trigonometric and Pythagorean relationships through two contexts: researching and building a model zipline ride and outlining a proposal for glider poles. In the first lesson, students apply trigonometric and Pythagorean relationships to investigate the dimensions of ...

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Trigonometry

  • TLF-IDM013360

This is a website designed for both teachers and students, which addresses content on trigonometry from the Australian Curriculum for year 9 students. It contains material on working with the similarity of right-angled triangles, the three basic trigonometric ratios, and solving problems with trigonometry. There are pages ...

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Introduction to trigonometry

  • TLF-IDA003319

These lesson plans guide the teacher on how to introduce trigonometry to students through an investigation of similar triangles.

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