Cubes
Geometry
Level
2
A cube of edge 5cm is cut into cubes of edge 1cm. The ratio of total surface area of one of the small cubes to that of the large cube is equal to:
1:5
1:625
1:125
1:25
This section requires Javascript.
You are seeing this because something didn't load right. We suggest you, (a) try
refreshing the page, (b) enabling javascript if it is disabled on your browser and,
finally, (c)
loading the
non-javascript version of this page
. We're sorry about the hassle.
1 solution
Surface area of the cube of edge 5cm is 5x5x5 cubic cm =125cubic cm. Surface area of the cube of edge 1cm is 1x1x1 cubic cm =1cubic cm. Therefore, the ratio of total surface area of one of the small cubes to that of the large cube is equal to 1:25