Transformation Vocabulary

Question 1

To create a change in a geometric figure

Answer 1

Transformation

Question 2

The figure before a transformation occurs

Answer 2

Pre-Image

Question 3

The figure after a transformation occurs

Answer 3

Image

Question 4

Movement along a path (horizontally or vertically in the coordinate plane)

Answer 4

Translation

Question 5

Creating a mirror image of a figure

Answer 5

Reflection

Question 6

The action of turning about a center or axis

Answer 6

Rotation

Question 7

The action of becoming large or smaller

Answer 7

Dilation

Question 8

Having the same size and shape

Answer 8

Congruency

Question 9

Having the same shape, but not necessarily the same size

Answer 9

Similarity

Question 10

A figure that maintains congruence

Answer 10

Rigid Transformation

Question 11

The direction a shape is facing

Answer 11

Orientation

Question 12

The movement of the angles represented algebraically

Answer 12

Angle Representation

Question 13

A movement that corresponds with the hands of a clock

Answer 13

Clockwise

Question 14

A movement that corresponds with the opposite direction of the hands of a clock

Answer 14

Counter-Clockwise

Question 15

The ratio of corresponding sides of a figure

Answer 15

Scale Factor

Question 16

The common name of the image after a transformation

Answer 16

Prime

Question 17

The surface determined by the x-axis and the y-axis, intersecting at a point called the origin

Answer 17

Coordinate Plane

Question 18

The vertical number line of a coordinate plane

Answer 18

Y-Axis

Question 19

The horizontal number line of a coordinate plane

Answer 19

X-Axis

Question 20

The four regions of a coordinate plane

Answer 20

Quadrants