Dilations and Scale Factor (iReady Lesson 5 Session 1)

Front

If the scale factor is greater than one, the new figure will be:

Back

an enlargement

Front

What is the scale factor?

Back

1/2

Front

What is the scale factor?

Back

3

Front

_________ ________ is the number you multiply by the sides to create a similar figure.

Back

Scale Factor

Front

Dilate the figure by a scale factor of 3 with the origin as the center of dilation. Original coordinates: A(3,3) B(6,6) C(9,3)

Back

A'(9,9) B'(18,18) C'(27,9)

Front

A triangle has vertices with coordinates (2,0), (3, -1) and (-2,-5). If the triangle is dilated by a scale factor of 3 with the origin as the center of dilation, what are the coordinates of the vertices of the image?

Back

(6,0), (9,-3), (-6,-15)

Front

Dilate Point B by a scale factor of 1/2. Options: (1.5,-4), (-1.5,1), (-1,-1.5), (-2,-2)

Back

(-1.5,1)

Front

The figure after a transformation has occurred.

Back

Image

Front

Did the image enlarge, reduce or none of the above? Options: Enlarge, Reduce, None of the above

Back

Reduce

Front

Coordinate of the image of point B (4,9) under dilation with center at origin, scale factor r = 2.

Back

(8,18)