Enlargement - Makes a shape bigger or smaller using a scale factor. The result is a similar shape to the original, Centre of enlargement - The fixed point you measure from when you enlarge a shape, Scale Factor - The number that tells you how many times bigger or smaller a shape gets, Vertex/Vertices - A corner of a shape; the point where two straight lines or two or more edges meet, Translation - Slides a shape without turning it, Rotation - Turning a shape around a fixed point, Reflection - Flipping a shape over a line of symmetry, Congruent - Shapes that are exactly the same size and exactly the same shape, Perpendicular lines - At right angles to each other, Clockwise - Turning the same way as the hands on a clock, Anti-clockwise - Turning the opposite way to the hands on a clock, Vector - A column of numbers that tells you how far and in which direction to translate a shape, Origin - (0,0) on a graph, Line of Symmetry - A line that cuts a shape exactly in half, so that one side is a perfect mirror image of the other, Similar - Two shapes are similar if they have the same shape but are different sizes. One is an enlargement of the other,

Transformations Vocabulary

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