Coordinate, A set of numbers used to define the exact position of a point on a coordinate plane or in space; notation (x,y)., Clockwise, The right direction following a circular path., Counterclockwise, The left direction following a circular path., Origin, The point where all coordinate axes intersect in a coordinate system, and it has coordinates of zero, zero (0,0)., Composition, Sequential application of two or more transformations to a geometric figure, where the output of one transformation becomes the input for the next., Prime, A notation indicating a figure has been transformed. The notation takes the pre-image ABC, and indicates the image A'B'C'., Original, The initial figure is referred to as the pre-image or original., Quadrant, One of the four regions of a coordinate plane., Center of Dilation, The fixed point from which all points of a figure are expanded or contracted in a dilation., X-Axis, The horizontal axis on a coordinate plane., Y-Axis, The vertical axis on a coordinate plane., Translation, A slide of a figure. The figure is congruent., Rotation, A turn of a figure. The figure is congruent., Reflection, A flip of a figure. The figure is congruent., Dilation, An enlargement or reduction of a figure. The figure is similar., Quadrant 1, The upper right hand quadrant on a coordinate plane (+,+)., Quadrant 2, The upper left hand quadrant on a coordinate plane (-,+)., Quadrant 3, The lower left hand quadrant on a coordinate plane (-,-)., Quadrant 4, The lower right hand quadrant on a coordinate plane (+,-)., Vertical Stretch, The lengthening of a shape's y values making the graph taller., Horizontal Stretch, The widening of a shape's x values making the graph fatter., Stretch, The lengthening or widening of a graph..

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