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Checking understanding of similarity

Quiz by Oak National Academy: KS3 Maths (2)

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6 questions
Show answers
  • Q1
    A property of a shape is ______ if that property has not changed after the shape is transformed.
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    30s
  • Q2
    A shape is being enlarged by a scale factor of 4. One vertex is 3 cm from the centre of enlargement. Its corresponding vertex on the image will be ______ cm from the centre of enlargement.
    Question Image
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    30s
  • Q3
    Sofia is enlarging the shape by a scale factor of 2. Which vertex has Sofia plotted incorrectly?
    Question Image
    C
    B
    A
    30s
  • Q4
    A parallelogram is enlarged by a scale factor of 3. Which of the following measurements will remain invariant?
    The length of its slope.
    The length of its base.
    The angles.
    The length of its height.
    30s
  • Q5
    The two triangles are similar. The value of x is ______.
    Question Image
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    30s
  • Q6
    A triangle has a base of 6 m and height of 2 m. A similar triangle, in the same orientation, has a base of 15 feet. Its height is ______ feet.
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    30s

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