Class 5 Exam  >  Mathematics for Class 5: NCERT  >  Flashcards: 3D Shapes
Flashcards: 3D Shapes
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FAQs on Flashcards: 3D Shapes Video Lecture - Mathematics for Class 5: NCERT

1. What are the basic 3D shapes?
Ans. The basic 3D shapes include cubes, spheres, cylinders, cones, and pyramids.
2. How many faces does a cube have?
Ans. A cube has six faces, all of which are squares of equal size.
3. How is the volume of a cylinder calculated?
Ans. The volume of a cylinder is calculated using the formula V = πr^2h, where r is the radius of the base and h is the height of the cylinder.
4. What is the difference between a cone and a pyramid?
Ans. A cone has a circular base and a curved surface that comes to a point, while a pyramid has a polygonal base and triangular sides that meet at a single apex.
5. How can you calculate the surface area of a sphere?
Ans. The surface area of a sphere can be calculated using the formula SA = 4πr^2, where r is the radius of the sphere.
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