Answer:
by
Step-by-step explanation:
we know that
To find the dimensions of the enlarged poster, multiply the original dimensions of the poster by the scale factor
so
therefore
The dimensions of the enlarged poster are by
My reason is because if you multiply 4.70 by 3 you will get 14.1 and if you multiply 3.90 by 5 you get 19.5. Add both of them together and you should get 33.6
I hoped I helped