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reSolve: Pythagoras' Theorem: Phone Finding

This lesson challenges students to apply Pythagoras' Theorem to explore a practical real-world problem. Students explore technology reliant on mathematical concepts. The lesson is outlined in detail including curriculum links, vocabulary, materials needed, sample answers, discussion points and student resources such as spreadsheets. This sequence is part of the reSolve: Maths by Inquiry program.

Additional details
Year level(s)	Year 8, Year 9
Audience	Teacher
Purpose	Teaching resource
Format	Downloadable resources
Teaching strategies and pedagogical approaches	Mathematics investigation
Keywords	ratios scale, proportion, Pythagoras' Theorem, right-angled triangles, ratios
Curriculum alignment
Curriculum connections	Numeracy
Strand and focus	Space, Measurement, Build understanding, Apply understanding
Topics	Proportion, rates and ratios, Pythagoras and trigonometry
AC: Mathematics (V9.0) content descriptions	AC9M9M03 Solve spatial problems, applying angle properties, scale, similarity, Pythagoras' theorem and trigonometry in right-angled triangles AC9M8M06 Use Pythagoras' theorem to solve problems involving the side lengths of right-angled triangles
Numeracy progression	Understanding units of measurement (P10) Understanding geometric properties (P7) Proportional thinking (P7) Multiplicative strategies (P9)
Copyright details
Organisation	reSolve Maths by Inquiry
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