Solids figures

• What is a solid in geometry?

  A solid is a three-dimensional figure.
• What are the three dimensions of a solid?

  The three dimensions are length, height, and width.
• What are the types of three-dimensional figures mentioned in the study material?

  • Sphere
  • Prism
  • Cube
  • Cylinder
  • Cone
  • Tetrahedron
  • Dodecahedron
  • Icosahedron
• What defines a sphere in three-dimensional geometry?

  A sphere is a three-dimensional figure whose points are located at a constant distance away from the center.
• What is a prism?


  A prism is a three-dimensional figure with a polygonal base and triangular lateral faces.
• What is a cube?

  A cube is a prism whose faces are congruent squares.
• Give an example of a cube.

  An example of a cube is a die.
• What is a cylinder?

  A cylinder is a solid figure with two circular bases in parallel planes and parallel line segments connecting the bases.
• Provide an example of a cylinder.

  An example of a cylinder is a tin can.
• What defines a cone in geometry?

  A cone is a solid figure with a circular base and a surface formed by line segments joining every point on the edge of the base to a common point in a parallel plane.
• What is a tetrahedron?

  A tetrahedron is a solid figure composed of four equilateral triangles.
• What is a dodecahedron?

  A dodecahedron is a solid bounded by twelve equal pentagons.
• What is an icosahedron?

  An icosahedron is a solid figure bounded by twenty equilateral triangles.
• What are the common geometric solids listed in the study material?

  • Cylinder
  • Tetrahedron
  • Hexahedron
  • Octahedron
  • Sphere
  • Cone
  • Pyramid
  • Dodecahedron
  • Icosahedron