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प्रश्न
Dice are cubes where the numbers on the opposite faces must total 7. Which of the following are dice?
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उत्तर
Among the given figures, only figure (i) is a dice.
This is because if we fold the given net from the edges, we'll get a cube in which the sum of the opposite faces is 7.
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संबंधित प्रश्न
The given Figure are prisms or not?
Verify Euler’s formula for given solids.
Using Euler’s formula, find the unknown.
| Faces | ? | 5 | 20 |
| Vertices | 6 | ? | 12 |
| Edges | 12 | 9 | ? |
Name the polyhedron that can be made by folding net:
Name the polyhedron that can be made by folding net:
The figure, given below, shows shadows of some 3D object when seen under the lamp of an overhead projector:
A triangle
In this case, name the object.
Using Euler’s formula, find the values of a, b, c and d.
| Faces | a | 5 | 20 | 6 |
| Vertices | 6 | b | 12 | d |
| Edges | 12 | 9 | c | 12 |
How many edges does the following solid have?
Octagonal Pyramid
How many edges does the following solid have?
Kaleidoscope
Total number of edges a cylinder has ______.
