Centre of enlargement (3, 1)
Scale factor −2
| ( | −1 | ) |
| 7 |
| ( | 1 | ) |
| −7 |
Links to other Year 9 Revision exercises - Ex 1.1 | Ex 1.2 | Ex 1.3 | Ex 1.4 | Ex 1.5 | Ex 1.7 | Ex 2.1 | Ex 2.2 | Ex 2.3 | Ex 2.4 | Ex 3.1 | Ex 3.2 | Ex 3.3 | Ex 3.4 | Ex 3.5 | Ex 4.1 | Ex 4.2 | Ex 4.3 | Ex 4.4 | Ex 4.5
These answers are given merely to help with revision. In order to get full marks all working out must be shown.
| 1 | a) | Centre of enlargement (3, 1) Scale factor −2 | |||||
| b) | A''(13, 2), B''(10, 5), C''(7, 3) | ||||||
| 2 | gradient 1; intercept 3 | ||||||
| 3 | (4, 8), 90° clockwise | ||||||
| 4 | C3 (6, 1) | ||||||
| 5 | a) | i) |
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| ii) |
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| b) | 1 unit right and 7 units down | ||||||