Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
Length of each side of cube, l = 7.2 m
∴ Total surface area of the cube = 6 × l2
= 6 × (7.2)2
= 6 × 51.84
= 311.04 m2
संबंधित प्रश्न
Find the height of a cuboid whose base area is 180 cm2 and volume is 900 cm3?
Find the ratio of the total surface area and lateral surface area of a cube.
Find the surface area of a cuboid whose length = 6 dm, breadth = 8 dm, height = 10 dm.
If A1, A2, and A3 denote the areas of three adjacent faces of a cuboid, then its volume is
The external dimensions of a closed wooden box are 27 cm, 19 cm, and 11 cm. If the thickness of the wood in the box is 1.5 cm; find:
- The volume of the wood in the box;
- The cost of the box, if wood costs Rs. 1.20 per cm3;
- A number of 4 cm cubes that could be placed into the box.
Find the length of each edge of a cube, if its volume is :
(i) 216 cm3
(ii) 1.728 m3
A room is 22m long, 15m broad and 6m high. Find the area of its four walls and the cost of painting including doors and windows at the rate of Rs.12per m2.
A room is 5m long, 2m broad and 4m high. Calculate the number of persons it can accommodate if each person needs 0.16m3 of air.
Find the length of the largest pole that can be placed in a room of dimensions 12 m × 4 m × 3 m.
