Class 3 (CBSE) • MathematicsChapter 5: Fun with Shapes⭐ Topic 1
Exploring 2-D and 3-D Shapes
We explore flat 2-D shapes and solid 3-D shapes, learning their names and features in more detail.
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Know it
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See the pattern
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Try it out
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Fun picture
Try it now
Learn the idea step by step
1
Know it
2-D shapes, like circles, squares, triangles, pentagons, and hexagons, are flat and can be drawn on paper.
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See the pattern
3-D shapes, like spheres, cubes, cuboids, cylinders, and cones, are solid and take up space.
Quick revision
Remember these!
- 2-D shapes are flat, like circles and squares.
- 3-D shapes are solid, like spheres and cubes.
- A cube's faces are squares.
- A cylinder's ends are circles.
- 2-D and 3-D shapes are connected.
- Pentagons have 5 sides; hexagons have 6 sides.
- Shapes are found in buildings, packaging and toys.
- Exploring shapes connects maths to the real world.
Words to know
exploring 2-d and 3-d shapes