Describing a negative enlargement

12 questions

1. When the scale factor of an enlargement is negative, the image is a ___ of 180° of the object.
2. Which diagram shows an enlargement by a positive scale factor?
3. Sam enlarges a shape. The image is smaller than the object and the orientation is different. Which of these statements is correct?
4. Shape A is enlarged by the scale factor -\frac{1}{3} to give shape B. The scale factor that would map shape B back onto shape A is ___.
5. Shape B is enlarged to give shape A. What is the scale factor of the enlargement?
6. Shape A is transformed to give shape A. Describe the transformation fully.
7. An enlargement will produce an image that is ___ to the object.
8. Shape A is enlarged to give shape B. Shape B is smaller than shape A. This means that the scale factor is __________.
9. Which of these show an enlargement with a negative scale factor?
10. Shape A is enlarged to give shape B. The scale factor of this enlargement is ___.
11. Shape A is enlarged to give shape B. Describe the transformation.
12. Shape A is transformed to give shape B. Describe the transformation.

License: OGL