Shapes Around Us (3D Shapes)
CBSE · Class 2 · Mathematics
Quick revision notes for Shapes Around Us (3D Shapes) — CBSE Class 2 Mathematics. Key concepts, formulas, and definitions for last-minute revision.
Key Topics to Revise
What are 3D Shapes?
- 3D shapes are solid shapes that take up space
- We can hold them in our hands and feel them
- They have three dimensions: length, width, and height
Parts of 3D Shapes
- Every 3D shape has three main parts: faces, edges, and corners
- Faces are the flat surfaces of a 3D shape
- Edges are the lines where two faces meet
Common 3D Shapes
- Cube: A box shape with 6 square faces, 12 edges, and 8 corners (like a dice)
- Cuboid: A rectangular box with 6 rectangular faces, 12 edges, and 8 corners (like a matchbox)
- Cylinder: A round shape with 2 circular faces and 1 curved surface (like a can)
3D Shapes in Daily Life
- Musical instruments have different 3D shapes: drums (cylinder), tabla (cylinder), guitar (complex shape)
- Kitchen items: plates (cylinder), bowls (hemisphere), spoons (complex curved shapes)
- Toys: balls (sphere), building blocks (cubes/cuboids), toy cars (complex shapes)
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What are the important topics in Shapes Around Us (3D Shapes) for CBSE Class 2 Mathematics?
Shapes Around Us (3D Shapes) covers several key topics that are frequently asked in CBSE Class 2 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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Fun with Numbers (Numbers 1 to 100)
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