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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.

Additional details

Year level(s) Year 9
Audience Teacher
Purpose Assessment task, Extension, Student task, Teaching resource
Format Downloadable resources
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 alignment

Curriculum connections Critical and creative thinking, Numeracy
Strand and focus Measurement, Geometry, Build understanding, Apply understanding
Topics Pythagoras and trigonometry
AC: Mathematics content descriptions
ACMMG222 Investigate Pythagoras’ Theorem and its application to solving simple problems involving right angled triangles
ACMMG223 Use similarity to investigate the constancy of the sine, cosine and tangent ratios for a given angle in right-angled triangles

Copyright details

Organisation

Inquiry Maths

Copyright

© Andrew Blair 2012-21. Creative Commons BY-NC-SA 4.0.