Advertisements
Advertisements
Question
How many cubes are needed to make this interesting model?

Advertisements
Solution
95 cubes are needed to make this model.

Explanation:
5 cubes in 9 columns ,5 x 9 = 45
4 cubes in 7 columns, 4 x 7 = 28
3 cubes in 5 columns, 3 x 5 = 15
2 cubes in 3 columns, 2 x 3 = 6
1 cube in 1 column, 1 x 1 = 1
Total no of cubes = 95
APPEARS IN
RELATED QUESTIONS
Buddha wants to make a paper cube using a squared sheet. He knows that all the faces of a cube are squares. He draws two different Shapes.

- Draw one shape which will not fold into a cube.
All cubes are prisms.
A cylinder is a 3-D shape having two circular faces of different radii.
Count the number of cubes in the given shape.

Complete the table given below by putting tick mark across the respective property found in the solids mentioned.
| Solids | ||||
| Properties | Cone | Cylinder | Prism | Pyramid |
| 1. The figure is a Polyhedron. | ||||
| 2. The figure has diagonals. | ||||
| 3. The shape has curved edges. | ||||
| 4. The base of figure is a polygon. | ||||
| 5. The bases are congruent. | ||||
| 6. The base of figure is a polygon and other faces meet at a single point. | ||||
| 7. The base of figure is a curved edge and other faces meet at a single point. | ||||
Each face of a cuboid is a ______.
All the faces, except the base of a square pyramid are triangular.
A tetrahedron has 3 triangular faces and 1 rectangular face.
In the figure of a cube, Which edge is the intersection of faces EFGH and EFBA?

Draw the net of triangular pyramid with base as equilateral triangle of side 3 cm and slant edges 5 cm.
