Dilations and Rigid/Non-Rigid Transformations HW #2

Front

A dilation always produces a similar figure. Similar figures have the same ______ but different ______.

Back

shape; sizes

Front

A transformation that 'turns' a figure about a fixed point at a given angle and a given direction is called a ______.

Back

rotation

Front

A slide in geometry is also called a ______.

Back

Translation

Front

Dilate Point B (3, -8) by a scale factor of 1/2. What are the new coordinates?

Back

(1.5, -4)

Front

Definition: The figure before a transformation has occurred is called the ______.

Back

Pre-image

Front

What is the scale factor in a dilation that enlarges a figure from a size of 2 to a size of 6?

Back

3

Front

In a reflection, the figure is flipped over a line called the ______.

Back

line of reflection

Front

What is the result of a translation of the point (2, 3) by the vector (4, -1)?

Back

(6, 2)

Front

A transformation that changes the size of a figure but keeps its shape is called a ______.

Back

dilation

Front

The image after a transformation is referred to as the ______.

Back

Image