Mathematics is a practical subject in which scoring marks is easy if all the concepts, formulae, and theories are well understood. This subject carries 20 marks for Internal Assessment. This lab manual for Mathematics of Class 11th is strictly prepared according to CBSE Guidelines, each and every activity is explained in simple, distributed in a step-by-step procedure, with accurate diagrams, observations, and calculations that are to be in an interactive manner. The special feature of this manual is the “Necessary concept related to Activity” provided with it. Viva Voce questions are provided with activities to test the level of understanding of students. Lab Manual in Mathematics for Class 11 is a complete book for the subject including activities on a number of topics. The activities are provided with proper Aim, Preparation Observation, and Results. Very Short Answer Type Questions are given at the end of each chapter.