← 2.1 Similarity and Enlargement
Enlargement not from the origin
Mathematics · Grade 10 · about 40 minutes
Subtract the centre, multiply by k, add the centre back. Rays still run through the centre.
Sign in to read this lesson
Lessons are for learners and teachers with an account. Browsing the curriculum — subjects, strands and what each sub-strand covers — stays open to everyone.
- 10 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take
Other lessons in this sub-strand
- Similar figures and scale factor
- Enlargement
- Corresponding parts and AA similarity
- Missing lengths by proportion
- Nested triangles and parallel lines
- Scale factor in both directions
- Area scale factor
- Volume scale factor and models
- Enlargement not from the origin
- Negative scale factors on the grid
- Finding the centre of enlargement
- Maps, models and inaccessible distances