Mathematics for IGCSE & O level - Transformations (Section 6 - No. 2)
What is the effect of a scale factor of 1 on an enlargement?
The object is enlarged.
The object is reduced in size.
The object remains the same size.
The object is reflected.
Shpjegimi
A scale factor of 1 does not change the size; the image is the same as the object.