TheLearnDen

Year 9 · Maths

Interpret Mathematical Relationships Algebraically Geometrically

Year 9 learners practise enlargement and similarity in shapes.

The activities include Recognise and Describe Enlargements, Recognise and Describe Negative and Fractional Enlargements, Use Algebra to Find the Angles in a Triangle. The checked support below includes video, worksheet, teaching, lesson. Open a resource in its provider's website and choose the format that best helps the learner explain the idea independently.

Activities covered

  • Recognise and Describe Enlargements
  • Recognise and Describe Negative and Fractional Enlargements
  • Use Algebra to Find the Angles in a Triangle

Checked learning resources

  • Describing an enlargement

    Oak National Academy · Video · Opens on the provider website

    I can understand the minimum information required to describe an enlargement This KS3 maths video lesson directly teaches the concepts and calculation method required by "Recognise and Describe Enlargements".

  • Using the sum of the interior angles of a triangle

    Oak National Academy · Video · Opens on the provider website

    I can use the fact that the interior angles of any triangle sum to 180° to find the size of missing angles. This KS3 maths video lesson directly teaches the concepts and calculation method required by "Use Algebra to Fin

  • Symmetry and transformations

    BBC Bitesize · Worksheet · Opens on the provider website

    BBC KS3 maths teaching, worked examples and practice checks for Interpret Mathematical Relationships Algebraically Geometrically. This was selected against the complete context of "Recognise and Describe Enlargements" ra

  • Transformations: lesson sequence

    Oak National Academy · Teaching · Opens on the provider website

    This KS3 Oak unit provides sequenced teaching and worked examples on Transformations, including the closest lesson: Describing an enlargement.

  • Geometrical properties: polygons: lesson sequence

    Oak National Academy · Teaching · Opens on the provider website

    This KS3 Oak unit provides sequenced teaching and worked examples on Geometrical properties: polygons, including the closest lesson: Using the sum of the interior angles of a triangle.

  • Recognise and Describe Enlargements video

    Corbettmaths Primary · Video · Opens on the provider website

    Year 9 Maths video matched to recognise and describe enlargements.

  • Geometrical properties: similarity and Pythagoras' theorem

    Oak National Academy · Lesson · Opens on the provider website

    Year 9 Maths resource matched to enlargement and similarity in shapes.

  • Recognise and Describe Enlargements practice

    Corbettmaths Primary · Practice · Opens on the provider website

    Year 9 Maths practice matched to recognise and describe enlargements.