Negative scale factors produce an image on the other side of the centre of enlargement with the shape upside down. Negative scale factors in the higher GCSE only. These are an extension of positive scale factors. E.g. Triangle A has been enlarged by scale factor −3−3−3 about the...
Enlarge the shaded shape with scale factor −2−2−2 about the point. There are also negative scale factors in the higher GCSE only. These are an extension of positive scale factors. Draw ray lines from the centre of enlargement through the vertices of the original shape. Extend the ra...