### Grade 8 Maths Visualising Solid Shapes Multiple Choice Questions (MCQs)

1. **An iron almirah is an example of a**

(a) Cuboid

(b) Cube

(c) Cylinder

(d) Rectangular pyramid

2. **Two cubes of dimensions 2 cm × 2 cm × 2 cm are placed side by side, the length of resulting cuboid is:**

(a) 2 cm

(b) 3 cm

(c) 4 cm

(d) 6 cm

3. **What is the minimum number of faces a pyramid can have?**

(a) 1

(b) 3

(c) 5

(d) 4

4. **The net given alongside is of**

(a) Triangular pyramid

(b) Triangular prism

(c) Square pyramid

(d) Pentagonal pyramid

5. **Which of the following solids has the maximum number of vertices?**

(a) Tetrahedron

(b) Cuboid

(c) Octahedron

(d) Cylinder

6. **The number of faces of a triangular prism is ………………. .**

(a) 6

(b) 8

(c) 4

(d) 5

7. **The number of faces of a square pyramid is ……………….. .**

(a) 6

(b) 8

(c) 4

(d) 5

8. **What will be the number of edges if there are 12 vertices and 20 faces?**

(a) 32

(b) 28

(c) 30

(d) 42

9. **Name of the solid given alongside**

(a) Pyramid

(b) Cone

(c) Cube

(d) Cuboid

10. **Name of the solid given alongside**

(a) Pyramid

(b) Cone

(c) Cube

(d) Cuboid

11. **Name of the solid whose net diagram is given alongside**

(a) Pyramid

(b) Cone

(c) Cube

(d) Cuboid

12. **Name of the solid whose net diagram is given alongside**

(a) Pyramid

(b) Cone

(c) Cube

(d) Cuboid

13. **Name of the solid whose net diagram is given alongside**

(a) Cylinder

(b) Cone

(c) Sphere

(d) Cuboid

14. **Name of the solid whose net diagram is given alongside**

(a) Cylinder

(b) Cone

(c) Sphere

(d) Cuboid

15. **Two dice are placed side by side with 5 + 2, what is the total on the face opposite to the given numbers?**

(a) 3

(b) 7

(c) 11

(d) 6

16. **What cross-sections do you get when you give a vertical cut to the brick?**

(a) rectangle

(b) square

(c) circle

(d) triangle

17. **What cross-sections do you get when you give a vertical cut to a die?**

(a) rectangle

(b) square

(c) circle

(d) triangle

18. **What cross-sections do you get when you give a vertical cut to the circular pipe?**

(a) rectangle

(b) square

(c) circle

(d) triangle

19. **What cross-sections do you get when you give a vertical cut to an ice-cream cone?**

(a) rectangle

(b) square

(c) circle

(d) triangle

20. **What cross-sections do you get when you give a horizontal cut to an ice-cream cone?**

(a) rectangle

(b) square

(c) circle

(d) triangle

### Class 8 Maths Visualising Solid Shapes Fill In The Blanks

1. A cube has ……………….. verices, …………………. edges and ………………… faces.

2. The point at which three faces of a 3-D figure meet is known as its ………………… .

3. A cuboid is also known as a rectangular …………………. .

4. A triangular pyramid is also called as ……………… .

5. A square prism is same as a ………………… .

6. The corners of a solid shape are called its ………………… .

7. A …………………. is a skeleton-outline of a solid that can be folded to make it.

8. A cuboid has …………………… rectangular faces.

9. The number of faces of a cylinder is ………………… .

10. The number of faces of a cone is ………………… .

### Class 8 Maths Visualising Solid Shapes Very Short Answer Type Questions

1. What will be the number of faces if there are 6 vertices and 12 edges?

2. Two dice are placed side by side with 5 + 6, what is the total on the face opposite to the given numbers?

3. Two dice are placed side by side with 6 + 2, what is the total on the face opposite to the given numbers?

4. What cross-sections do you get when you give a horizontal cut to the brick?

5. What is the other name of a triangular pyramid?

6. State the Euler’s formula for polyhedrons.

### Class 8 Maths Visualising Solid Shapes Short Answer Type Questions

1. Name the polyhedron that can be made by folding each net:

2. Dice are cubes where the numbers on the opposite face must total 7 which of the following are dice?

3. Draw the front, side and top view of a brick.

4. How are prisms are cylinders alike?

### Class 8 Maths Visualising Solid Shapes Long Answer Type Questions

1. Using Euler’s formula, complete the following:

2. Can a polyhedron have 8 faces, 14 edges and 6 vertices? Specify reason.

3. Draw the net of a cone.