Advertisements
Advertisements
प्रश्न
If the length of the diagonal of a cube is `6sqrt(3)` cm, then the length of the edge of the cube is 3 cm.
विकल्प
True
False
Advertisements
उत्तर
This statement is False.
Explanation:
Given, the length of the diagonal of a cube = `6sqrt(3)` cm
We consider the edge (side) of a cube be a cm.
So, diagonal of a cube = `asqrt(3)`
`6sqrt(3) = asqrt(3)`
a = 6 cm
Therefore, the edge of a cube is 6 cm.
APPEARS IN
संबंधित प्रश्न
Describe how the two figures at the right are alike and how they are different. Which box has larger lateral surface area?

Find the volume of a cube whose side is 25 mm .
A cube A has side thrice as long as that of cube B. What is the ratio of the volume of cube A to that of cube B?
The dimensions of a metal block are 2.25 m by 1.5 m by 27 cm. It is melted and recast into cubes, each of the side 45 cm. How many cubes are formed?
Find the surface area of a cube whose edge is 2.1 m.
Three equal cubes are placed adjacently in a row. Find the ratio of total surface area of the new cuboid to that of the sum of the surface areas of the three cubes.
The ratio between the lengths of the edges of two cubes is in the ratio 3: 2. Find the ratio between their:
(i) total surface area
(ii) volume.
Three equal cubes are placed adjacently in a row. Find the ratio of the total surface area of the resulting cuboid to that of the sum of the total surface areas of the three cubes.
A cubical container of side 6.5 m is to be painted on the entire outer surface. Find the area to be painted and the total cost of painting it at the rate of ₹ 24 per m2
The volume of a cube is 64 cm3. Its surface area is ______.
