Intermediate June 2024 Unit 1 Q9WJECIntermediateCurrent spec5 marksTransformations of Shapes9.(a) Reflect the shape A in the line \(x = -1\). [2](b) Enlarge the shape B by a scale factor of 2, using (1, 3) as the centre of enlargement. [3]Mark scheme (a)Mark scheme (b)Mark scheme (a)SchemeMarksCommentsCorrect reflection.B2OverlayAward B1 for one of the following:line \(x = -1\) drawncorrect reflection in line \(y = -1\)a correct reflection with only one other incorrect reflection seen.In the original overlay the correct answer is green and the other marked shapes and labels are red.Mark scheme (b)SchemeMarksCommentsCorrect enlargement.B3OverlayAward B2 for one of the following:an enlargement of scale factor 2 with correct orientation but not from centre (1,3)an enlargement of scale factor 3 from centre (1,3)4 correct vertices plotted but not joined.Award B1 for one of the following:an enlargement of scale factor 2 with incorrect orientationsight of appropriate 4 ‘rays’ from point (1,3)an enlargement of scale factor 3 with correct orientation but not from centre (1,3)an enlargement of scale factor 2 of one of the sides, with correct orientation, from centre (1,3). (The side must be part of a rectangle).In the original overlay the correct answer is green and the other marked rectangle and labels are red.
