Enlargements Revision Videos

An enlargement is a type of transformation that produces an image that could be bigger or smaller than the original but will retain the same side length ratio. Here are some videos showing how it's done.

Scale factors, negative and fractional scale factors, centre of enlargement and anything else you could ever wish to know about enlargements is covered in this excellent video from O and U Learn.

Simon Deacon brings us an exam style question requiring a negative enlargement.

Corbett Maths brings us a video with an exam style question that requires a fractional enlargement.