Advertisements
Advertisements
Question
If the lateral surface area of a cube is 600 cm2, then the total surface area is
Options
150 cm2
400 cm2
900 cm2
1350 cm2
Advertisements
Solution
900 cm2
Explanation;
Hint:
L.S.A of a cube = 600 cm2
4a2 = 600
a2 = `600/4`
= 150
Total surface area of a cube = 6a2 sq.units
= 6 × 150 cm2
= 900 cm2
APPEARS IN
RELATED QUESTIONS
If each edge of a cube is doubled, how many times will its volume increase?
Fill in the blank in the following so as to make the statement true:
1 m3 = .........cm3
Fill in the blank in the following so as to make the statement true:
1 cu. km = ........ cu. m
Fill in the blank in the following so as to make the statement true:
1 litre = ........ cu. cm
Find the surface area of a cube whose edge is 1.2 m.
Three cubes whose edges measure 3 cm, 4 cm, and 5 cm respectively are melted to form a new cube. Find the surface area of the new cube formed.
A square plate of side 'x' cm is 8 mm thick. If its volume is 2880 cm3; find the value of x.
A solid cube of side 12 cm is cut into 8 identical cubes. What will be the side of the new cube? Also, find the ratio between the surface area of the original cube and the total surface area of all the small cubes formed.
The square on the diagonal of a cube has an area of 441 cm2. Find the length of the side and total surface area of the cube.
The lateral surface area of a cube is 256 m2. The volume of the cube is ______.
