Three Dimensional Geometry
CBSE · Class 12 · Mathematics
Most important questions from Three Dimensional Geometry for CBSE Class 12 Mathematics board exam 2026. MCQs, short answer, and long answer questions with marks.
Sample Questions
Find the direction cosines of a line passing through points P(1, 2, 3) and Q(4, 6, 8).
If the direction ratios of a line are 2, -3, 6, find the direction cosines.
Write the equation of a line passing through point (2, 3, 4) and having direction ratios 1, 2, -3.
Find the angle between two lines with direction ratios (1, 2, 3) and (3, 2, 1).
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What are the important topics in Three Dimensional Geometry for CBSE Class 12 Mathematics?
Three Dimensional Geometry covers several key topics that are frequently asked in CBSE Class 12 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Three Dimensional Geometry — CBSE Class 12 Mathematics?
Start by understanding all key concepts. Practise previous year questions from this chapter. Revise formulas and definitions regularly. Use flashcards for quick revision before the exam.
How many important questions are there in Three Dimensional Geometry?
There are 15 practice questions available for Three Dimensional Geometry. These cover multiple question types including MCQs, short answer, and long answer questions.
Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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