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Checking and securing understanding of enlargement with positive fractional scale factors

Quiz by Oak National Academy: GCSE Maths Higher (2)

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6 questions
Show answers
  • Q1
    Similar shapes are ______ of each other.
    transformations
    translations
    enlargements
    rotations
    reflections
    30s
  • Q2
    Shape B is enlarged to give shape A. What is the scale factor of this enlargement?
    Question Image
    \frac{1}{4}
    4
    \frac{1}{3}
    \frac{1}{12}
    30s
  • Q3
    Which diagram shows a correct enlargement from the marked centre of enlargement?
    Answer Image
    Answer Image
    Answer Image
    30s
  • Q4
    Shape A is enlarged to give shape B. What is the scale factor of this enlargement?
    Question Image
    3
    \frac{2}{3}
    \frac{3}{2}
    2
    30s
  • Q5
    Shape A is enlarged to give shape B. What is the centre of the enlargement?
    Question Image
    (-1, 4)
    (-3, 4)
    (-3, 3)
    (4, 0)
    (3, 0)
    30s
  • Q6
    Describe the transformation that maps shape A onto shape B.
    Question Image
    An enlargement scale factor 2, centre (-2, -1)
    An enlargement scale factor \frac{1}{2}
    An enlargement scale factor \frac{1}{2}, centre (-1, 2)
    An enlargement scale factor 2, centre (-1, 2)
    An enlargement scale factor \frac{1}{2}, centre (-2, -1)
    30s

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