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Checking and securing understanding of enlargement with positive fractional scale factors

The starter and exit quiz of the lesson “Checking and securing understanding of enlargement with positive fractional scale factors”, from the unit “Further transformations” (Year 10 Maths) by Oak National Academy.

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Oak National Academy

12 questions

  1. __________ will produce an image that is similar to the object.
  2. Shape A is enlarged to give shape B. The scale factor of this enlargement is ___.
  3. These two shapes are an enlargement of each other. The missing length is ___ cm.
  4. Shape A is enlarged to give shape B. The scale factor of this enlargement is ___.
  5. Shape A is enlarged to give shape B. What is the centre of the enlargement?
  6. Shape A is enlarged by scale factor 2, centre (-4, 4) to give shape B. Select the points that should be joined to give shape B.
  7. Similar shapes are ___ of each other.
  8. Shape B is enlarged to give shape A. What is the scale factor of this enlargement?
  9. Which diagram shows a correct enlargement from the marked centre of enlargement?
  10. Shape A is enlarged to give shape B. What is the scale factor of this enlargement?
  11. Shape A is enlarged to give shape B. What is the centre of the enlargement?
  12. Describe the transformation that maps shape A onto shape B.

License: OGL

Checking and securing understanding of enlargement with positive fractional scale factors · Examplary