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An explanation of the rules for triangles to be similar. The resource includes downloadable worksheets for students.
|Year level(s)||Year 9|
|Purpose||Content knowledge, Teaching resource, Student task|
|Teaching strategies and pedagogical approaches||Mathematics investigation|
|Keywords||Transformation, Ratio, Triangle, Angle, Proof, Congruent, Similar, Scale factor, Enlargement|
|Curriculum connections||Critical and creative thinking, Numeracy|
|Strand and focus||Space|
|Topics||Angles and geometric reasoning|
|AC: Mathematics (V9.0) content descriptions||
Solve spatial problems, applying angle properties, scale, similarity, Pythagoras' theorem and trigonometry in right-angled triangles
Understanding geometric properties (P7)
Proportional thinking (P7)
Understanding units of measurement (P10)
© 2014 The Australian Association of Mathematics Teachers (AAMT) Inc. Free-for-education material.