Question

Polly plans to cover two walls of her rectangular room with wallpaper, as shown below.



A roll of wallpaper is 10 meters long and 0.5 meters wide. Assuming that there is no wastage, how many rolls of wallpaper would Polly require to cover the two walls?

20

25

15

10

Answer 1

that's a square room. All you have to do is find the area of two walls.

To find the area all you have to do is multiply two of the sides