An overhead projector enlarges the image on its glass by a scale factor of 4. A rectangle that is 3 inches wide and 7 inches long on the glass is projected on a screen. What is the length of the rectangle on the screen?

Question

anonymous · Answer

http://archive.org/stream/cinemahandbookgu00lescrich/cinemahandbookgu00lescrich_djvu.txt http://www.glencoe.com/sites/common_assets/mathematics/TN_2012/MC3_te/Chapter_08_8952487.pdf maybe these will help you (:

ajanijones · Answer

al right

anonymous · Answer

What is that answer

2pretty · Answer

What is the length of the rectangle on the screen? 
The scale factor is 4 so multiply the length by the scale factor.
7 x 4