SOLUTION: Rectangle ABCD is englarged under a dilation centered at the orgin with scale factor 2.5. What is the perimeter of the image? Image ; http://prntscr.com/7cfr01 ( copy and paste

Algebra ->  Length-and-distance -> SOLUTION: Rectangle ABCD is englarged under a dilation centered at the orgin with scale factor 2.5. What is the perimeter of the image? Image ; http://prntscr.com/7cfr01 ( copy and paste      Log On


   

Question 973492: Rectangle ABCD is englarged under a dilation centered at the orgin with scale factor 2.5. What is the perimeter of the image?
Image ; http://prntscr.com/7cfr01 ( copy and paste the link please)

thanks in advance.
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!


The original rectangle ABCD has a perimeter of 2*(L+W) = 2*(4+2) = 12 units.

Multiply the scale factor 2.5 by the perimeter of ABCD to get 2.5*12 = 30

Therefore, the perimeter of the enlarged rectangle A'B'C'D' is 30 units