Please note: This site contains links to websites not controlled by the Australian Government or ESA. More information here.
Right-angled triangles inquiry
This prompt will guide students to make a connection between Pythagoras and trigonometrical ratios. This can build the students' conceptual understanding of what a trigonometrical ratio is. The resource includes classroom examples, teacher notes and guided questions.
|Year level(s)||Year 8, Year 9|
|Purpose||Assessment task, Extension, Student task, Teaching resource|
|Teaching strategies and pedagogical approaches||Collaborative learning, Differentiated teaching, Explicit teaching, Feedback, Mathematics investigation|
|Keywords||right-angled triangle, Pythagoras, trigonometry, ratio, similar, scale factor|
|Curriculum connections||Critical and creative thinking, Numeracy|
|Strand and focus||Measurement, Space, Build understanding, Apply understanding|
|Topics||Pythagoras and trigonometry|
|AC: Mathematics (V9.0) content descriptions||
Use Pythagoras' theorem to solve problems involving the side lengths of right-angled triangles
Apply the enlargement transformation to shapes and objects using dynamic geometry software as appropriate; identify and explain aspects that remain the same and those that change
Understanding units of measurement (P10)
Understanding geometric properties (P7)
Multiplicative strategies (P9)
Proportional thinking (P7)
© Andrew Blair 2012-21. Creative Commons BY-NC-SA 4.0.