NCERT Solutions for Class 12 maths Chapter 11: Three Dimensional Geometry (2026-27 CBSE)

NCERT Class 12 Mathematics Solutions
Chapter 11: Three Dimensional Geometry

Chapter 11 – Three Dimensional Geometrycovers multiple exercises. The answer to each question in every exercise is provided along with complete, step-wise solutions for your better understanding. This will prove to be most helpful to you in your home assignments as well as practice sessions.
The topics and sub-topics included in theThree Dimensional Geometrychapter are the following:

Section Name	Topic Name
11	Three Dimensional Geometry
11.1	Introduction
11.2	Direction Cosines and Direction Ratios of a Line
11.3	Equation of a Line in Space
11.4	Angle between Two Lines
11.5	Shortest Distance between Two Lines
11.6	Plane
11.7	Coplanarity of Two Lines
11.8	Angle between Two Lines
11.9	Distance of a Point from a P
11.10	Angle between a L ine and a Plane