Dilations

Front

The center of dilation is important because.. (NOT ON THE PACKET)

Options:

it's the location from which the dilation occurs.

,

All of the corresponding points of the image and pre image are on the lines radiating from the Center of Dilation.

,

it's a fixed point on the plane about which all points are expanded or contracted.

,

All of the above

Back

All of the above

Front

A dilation is given by the transformation (x, y) → (2.5x, 2.5y). What is the scale factor?

Back

2.5

Front

Does a dilation produce a congruent figure?

Back

False

Front

What are the coordinates for the center of dilation? Options: (3, 0), (0, 0), (3, 1), (3, -2)

Back

(3, 1)

Front

What are the coordinates for the center of dilation? Options: (0, 0), (-3, -1), (-12, 6), (-3, -3)

Back

(-3, -3)

Front

Coordinates of the image of point C after dilation with scale factor 1/2 and center point P.

Back

(-6, 1)

Front

Coordinates of the image of point B after dilation with scale factor 2 centered at point A.

Back

(-4,6)

Front

Under a dilation, which scale factor will result in a congruent image?

Back

1

Front

Does a dilation create a similar figure?

Back

True

Front

The __________ is the ratio of a length of the new figure to the corresponding length on the original figure.

Back

scale factor