Sign up for FREE

Dilations

Last updated over 7 years ago

3 questions

Note from the author:

Dilations TOTD

1

1

1

Question 1

1.

Which kind of transformation moves and (x,y) to (5x, 5y)

dilations

reflections

rotation

translation 

Question 2

2.

Tell whether the transformation is a dilation.
A (0, 4) B (5,5) C (3,3)
A’ (0, 8) B’ (10, 10) C’ (6, 6)

Yes; The figure dilated by a scale factor of 0.5.

No; The figure is congruent.

Yes; The figure dilated by a scale factor of 2.

No; The figure is similar. 

Question 3

3.

Dilate the figure by a scale factor of 2 with the origin as the center of dilation. What are the coordinates of the image?
A (2,4) B (5,6) C (6,1)

A' (1,2), B' (2.5,3), C' (3,0.5)

A' (4,8), B' (10,12), C' (12, 2)

A' (2,2), B' (5,3), C' (3,0.5)

A' (4,4), B' (10,6), C' (12,1)