Question
Triangle A has vertices at (1, 1), (4, 1) and (1, 3).
[5 marks]
(a)Triangle A is reflected in the line y = x to give triangle B. Write down the coordinates of the vertices of triangle B.
(b)Triangle B is then reflected in the x-axis to give triangle C. Write down the coordinates of the vertices of triangle C.
(c)Describe fully the single transformation that maps triangle A onto triangle C.
This question has 3 parts. You don't have to get them all — each part you answer earns its own marks. Write them as (a) … ; (b) … , or just send the one part you worked out.
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