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Syllabus

Recognition of Solids — Syllabus

ICSE · Class 6 · Mathematics

What Recognition of Solids covers in ICSE Class 6 Mathematics: 4 topics, for the 2026-27 session. Part of the ICSE Class 6 Mathematics syllabus.

139 questions25 flashcards4 concepts

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4 Topics · ICSE Class 6 Mathematics · 2026-27

Topics in Recognition of Solids

1

1. Introduction to 3D Shapes

  • Solids are 3D shapes that occupy space and have length, breadth, and height.
  • Unlike 2D shapes (like squares or rectangles), 3D shapes have thickness.
  • Examples: Book (cuboid), Dice (cube), Ball (sphere), Ice cream cone (cone), Tin can (cylinder).
2

2. Faces, Edges, and Vertices of Solids

  • Faces: Flat or curved surfaces of a solid.
  • Edges: Line segments where two faces meet.
  • Vertices (Corners): Points where edges meet.
3

3. Types of 3D Shapes and Their Properties

  • Cube: 6 square faces, 12 edges, 8 vertices. All sides equal.
  • Cuboid: 6 rectangular faces, 12 edges, 8 vertices. Sides may differ.
  • Cylinder: 2 circular faces, 1 curved face, 2 edges, 0 vertices.
4

4. Nets of 3D Shapes

  • A net is a 2D pattern that can be folded to form a 3D solid.
  • Different nets can form the same solid.
  • Nets must have the correct number and arrangement of faces.

Key Concepts

Central concept: 3D Solids and Their Properties

Three-Dimensional ShapesFaces, Edges, and VerticesNets of 3D FiguresOblique SketchesViews of SolidsPolyhedron

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Frequently Asked Questions

What are the important topics in Recognition of Solids for ICSE Class 6 Mathematics?
Key topics in Recognition of Solids include Introduction to 3D Shapes, Faces, Edges, and Vertices of Solids, Types of 3D Shapes and Their Properties, Nets of 3D Shapes. Study these first, then practise questions on each for Class 6 exams.
How should I revise Recognition of Solids for Class 6 exams?
Learn the core ideas first, then work through the 139 practice questions on Recognition of Solids. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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All ICSE Class 6 Mathematics Syllabus

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