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# Introduction to 3 dimensional Geometry

At Saralstudy, we are providing you with the solution of Class 11th mathematics Introduction to 3 dimensional Geometry according to the latest NCERT (CBSE) Book guidelines prepared by expert teachers. Here we are trying to give you a detailed answer to the questions of the entire topic of this chapter so that you can get more marks in your examinations by preparing the answers based on this lesson. We are trying our best to give you detailed answers to all the questions of all the topics of Class 11th mathematics Introduction to 3 dimensional Geometry so that you can prepare for the exam according to your own pace and your speed. ### Exercise 1

•  Q1 A point is on the x-axis. What are its y-coordinates and z-coordinates? Q2 A point is in the XZ-plane. What can you say about its y-coordinate? Q3 Name the octants in which the following points lie: (1, 2, 3), (4, –2, 3), (4, –2, –5), (4, 2, –5), (–4, 2, –5), (–4, 2, 5), (–3, –1, 6), (2, –4, –7)

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