RS AggarwalSolutions for Class 7 Maths Chapter 19 Three Dimensional Shapes
RS Aggarwal Solutions for Class 7 Chapter 19 Three-dimensional-shapes, in geometry, a three-dimensional shape can be defined as a solid figure or an object or shape that has three dimensions – length, width and height. Unlike two-dimensional shapes, three-dimensional shapes have thickness or depth. Any figure or any object or any shapes which have three dimensions – length, breadth and height are known as a three-dimensional shape. Three-Dimensional Shapes, in this chapter students, get to know the various types of solids such as cuboid, cube, cylinder, cone and sphere. Any figure or any shape which has three dimensions – length, breadth and height are known as a three-dimensional shape.