Class 8 Maths – Chapter 10

Visualising Solid Shapes

STEP 10: Model Question Paper (Solved)

📝 Section A: Very Short Answer (1 mark each)

Q1. How many dimensions does a cube have?

Answer: A cube has 3 dimensions – length, breadth and height.

Q2. Name the solid which has no vertex.

Answer: A sphere has no vertex.

📝 Section B: Short Answer (2 marks each)

Q3. What is a net?

Answer: A net is a flat shape which can be folded to form a 3D solid.

Q4. Write faces, edges and vertices of a cube.

Answer: Faces = 6 Edges = 12 Vertices = 8

📝 Section C: Short Answer (3 marks each)

Q5. Write any three differences between 2D and 3D shapes.

Answer:

• 2D shapes have only length and breadth.
• 3D shapes have length, breadth and height.
• 2D shapes are flat, 3D shapes are solid.

📝 Section D: Long Answer (5 marks)

Q6. Explain different views of an object.

Answer:
An object looks different when seen from different directions.

• Top View: View from above.
• Front View: View from the front.
• Side View: View from the side.

These views help us understand the shape and position of objects.

📊 Case Study Question

A dice is placed on a table.

Q7. How many faces of the dice are visible?

Answer:
Three faces of the dice are visible – top, front and side.

🎯 Examiner Tips

• Always write Faces–Edges–Vertices in order
• Draw neat diagrams for views
• Use proper mathematical terms
• Underline key words