Transformational Geometry and Similarity

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

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

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

• Congruent

• Similar

• Image

• Preimage

The point of intersection of lines through each pair of corresponding vertices in a dilation.

• Center of Dilation

• Dilation

• Transformation

• Center of Rotation

An increase in the size of all dimensions in the same proportions is called a(n) _____.

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

The ratio used to enlarge or reduce similar figures.

• Scale Factor

• Scale Drawing

• Transformation

• Congruent

A transformation that results in an image that is the same shape, but not necessarily the same size, as the original figure is called (a)   .

• Similarity Transformation

• Congruence Transformation

• Transformation

• Dilation

The _____________ of rotation is the number of degrees a figure is rotated.