Question

HELP! One question
How you determine the scale factor of dilation?

Answer 1

http://www.mathwarehouse.com/transformations/dilations/dilations-in-math.php

Answer 2

I think you calculate the area and compare I am not quite sure.You should read that ^^^

Answer 3

example
The original rectangle equals 3 and the enlargement equals 9. what is the scale factor and how did you get it?

answer
You must divide the new enlargement by the old enlargement. So that means you do 9/3=3. So your scale factor is 3.

Answer 4

Understand that a dilation takes a line not passing through the center to a parallel line. ...
Draw an image of a dilation using the center and scale factor. ...
Calculate the scale factor of a dilation. ...
Draw an image of a dilation with a negative scale factor. ...
Solve word problems by doing dilations.