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Zooming In and Out
Zooming In and Out
Enlargement is the ONLY transformation that changes size. Like zooming on a photo - everything scales from a centre point. Scale factor 2 means twice as big. Scale factor 0.5 means half size. Negative scale factors flip the shape to the opposite side!
Earn the mark scheme marks
Exam Tips
X Forgetting to state the centre
Always give centre coordinates AND scale factor
Both are required for full marks
X Using area SF for length
Length SF, Area SF², Volume SF³
Square for area, cube for volume
Now try it yourself
Quiz · Question 1 of 15
Which of the following statements correctly describes an enlargement?
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This topic in real past papers
Every real exam question we've found on transformations: enlargements, with a full worked answer.
AQA Paper 3
Two of the four sittings we have full papers for ask for a single transformation between two shapes to be described fully, with every required detail.
Edexcel Paper 2
Two of the three sittings we have full papers for use the squared relationship between the linear scale factor and the area scale factor of similar shapes, and June 2019 tests it twice in the same question.