**1. Are there any other transformations besides reflection, rotation, translation and enlargement?**

Yes,

shearis another transformation.

**2. Are there any invariant points under a translation?**

No, all points move.

**3. What happens when an enlargement has a scale factor of 1?**

Not much! The image will be the same size as the object and in the same place.

**4. What happens when an enlargement has a scale factor of -1?**

A bit more! The image will be the same size as the object but on the opposite side of, and the same distance from, the centre of enlargement.