Advertisements
Advertisements
प्रश्न
Find the volume of a cube whose side is 21 cm
Advertisements
उत्तर
Side of a cube (a) = 21 cm
Volume of a cube = a3 cu.units
= 21 × 21 × 21 cm3
= 9261 cm3
APPEARS IN
संबंधित प्रश्न
The capacity of a water tank of dimensions 10 m × 5 m × 1.5 m is
Find the number of bricks of dimension 20 cm × 5 cm × 10 cm required to construct a wall of dimension 300 cm × 200 cm × 20 cm
Ganesh and Dinga want to pack 4000-centimeter cubes inboxes. These are to be sent to a school. There are three different boxes available for packing.
- What is your guess? Who is right?
Ganesh and Dinga want to pack 4000-centimeter cubes inboxes. These are to be sent to a school. There are three different boxes available for packing.
- How can Ganesh and Dinga test their guesses before packing the cubes in the boxes? Discuss with your friend.
Ganesh and Dinga want to pack 4000-centimeter cubes inboxes. These are to be sent to a school. There are three different boxes available for packing.
Use Ganesh's method and write:
- _____ centimeter cubes can be arranged in box B.
- _____ centimeter cubes can be arranged in box C.
- So _____ centimeter cubes in all can be packed in the three boxes.
Three cubes of metal whose edges are 6 cm, 8 cm and 10 cm respectively are melted to form a single cube. The edge of the new cube is ______.
A cube of side 4 cm is painted on all its sides. If it is sliced in 1 cubic cm cubes, then number of such cubes that will have exactly two of their faces painted is ______.
How many cubes each of side 0.5 cm are required to build a cube of volume 8 cm3?
What will happen to the volume of the cube, if its edge is tripled?
What will happen to the volume of the cube, if its edge is reduced to one-fourth?
