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New
Year 9

Geometrical properties: similarity and Pythagoras' theorem

Lessons (17)

    I can enlarge a shape and can state what changes and what is invariant.
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    I can translate, reflect and rotate a shape.
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    I can recognise that similar shapes have sides in proportion to each other but angle sizes are preserved.
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    I can recognise that for congruent shapes both side lengths and angle sizes are preserved.
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    I can differentiate between shapes which are congruent or similar or neither.
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    I can recognise rotational symmetry in shapes.
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    I can appreciate and use the criteria by which triangles are congruent (SSS).
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    I can appreciate and use the criteria by which triangles are congruent (SAS).
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    I can appreciate and use the criteria by which triangles are congruent (ASA and AAS).
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    I can appreciate and use the criteria by which triangles are congruent (RHS).
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    I can identify congruent triangles and prove why they are congruent.
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    I can appreciate there is a relationship between the lengths of the sides of a right-angled triangle.
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    I can use Pythagoras' theorem to find the length of the hypotenuse.
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    I can use Pythagoras' theorem to find the length of one of the shorter sides.
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    I can identify which side length is missing and use the appropriate form of Pythagoras' theorem to calculate it.
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    I can use and apply Pythagoras' theorem to solve problems in a range of contexts.
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    I can use my knowledge of similarity and Pythagoras' theorem to solve problems.
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