Transformational Geometry

A change in the size or position of a figure is called a(n) _____.

The original figure in a transformation is the (a)   .

• Preimage

• Image

• Transformation

• Dilation

A figure resulting from a transformation is a(n) (a)   .

• Image

• Preimage

• Transformation

• Dilation

A movement (slide) of a figure along a straight line is called a(n) _____.

A transformation of a figure that flips the figure across a line is called (a)   .

• Reflection

• Translation

• Rotation

• Dilation

A line that a figure is flipped across to create a mirror image of the original figure.

• Line of Reflection

• Line of Symmetry

• Congruent

• Coordinate Plane

A line that divides a figure into two congruent reflected halves.

• Line of Symmetry

• Line of Reflection

• Center of Rotation

• Center of Dilation

A transformation in which a figure is turned about a point is called a(n) (a)   .

• Rotation

• Reflection

• Dilation

• Transformation

The point about which a figure is rotated.

• Center of Rotation

• Center of Dilation

• Reflection

• Rotation

Having the same size and shape; ^≅ (a)   .

• Congruent

• Similar

• Image

• Preimage