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What are Shapes?: 2d and 3d Video Lecture | Mathematics for Class 3: NCERT

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FAQs on What are Shapes?: 2d and 3d Video Lecture - Mathematics for Class 3: NCERT

1. What are the differences between 2D and 3D shapes?
Ans. 2D shapes are flat and have only two dimensions - length and width, while 3D shapes have depth in addition to length and width.
2. How can you distinguish between a 2D and 3D shape?
Ans. You can differentiate between 2D and 3D shapes by looking at whether they have only length and width (2D) or if they also have depth (3D).
3. Can you provide examples of common 2D shapes?
Ans. Common 2D shapes include circles, squares, triangles, rectangles, and pentagons.
4. What are some examples of 3D shapes?
Ans. Examples of 3D shapes are cubes, spheres, cones, cylinders, and pyramids.
5. How are 2D and 3D shapes used in real life?
Ans. 2D shapes are often used in art, design, and architecture, while 3D shapes are commonly used in engineering, construction, and manufacturing.

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