(a) Reflect the triangle S in the line \(y = 2\). [2]
(b) Describe fully a single transformation that transforms triangle S onto triangle T. [3]
Mark scheme (a)
Scheme
Marks
Comments
Correct reflection in y = 2
B2
B1 for a correct reflection in x = 2 or for sight of line y = 2.
Mark scheme (b)
Scheme
Marks
Comments
Anticlockwiserotation of 90° about the origin.
B3
For all four components. Accept clockwise rotation of 270° about the origin B2 for any three. B1 for any two. Treat ‘¼ turn’ as one component. ‘Origin’ may be stated as (0,0) or 0 or O. Allow e.g. ‘in the origin’, ‘around the origin’.
We'd like to use Google Analytics cookies to count visits and see which pages help most. They're optional, and the site works exactly the same either way. Privacy policy