Class 9 Maths Lines and Angles Introduction


Line is a geometrical object that is straight infinitely long & infinitely thin.

It has variety of application in daily life

  1. Architects use concept of line to design buildings , gadgets etc
  2. It is used in physics to understand properties of light, reflection, bending, transmission etc
  3. It is used to find height of tower
  4. Artist use line to draw painting
  5. Carpenter use lines to make furniture
  6. It is used in the field of engineering to design automobile etc

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