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Syllabus

Parallel and Intersecting Lines — Syllabus

CBSE · Class 7 · Mathematics

What Parallel and Intersecting Lines covers in CBSE Class 7 Mathematics: 4 topics, for the 2026-27 session. Part of the CBSE Class 7 Mathematics syllabus.

41 questions50 flashcards2 formulas & key relations5 concepts

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4 Topics · CBSE Class 7 Mathematics · 2026-27

Topics in Parallel and Intersecting Lines

1

1. Intersecting Lines and Their Angles

  • When two lines intersect, four angles are formed at the point of intersection.
  • Adjacent angles formed by two intersecting lines make a linear pair.
  • A linear pair always adds up to a straight angle.
2

2. Parallel Lines

  • Parallel lines lie on the same plane and do not meet however far they are extended at both ends.
  • Lines that never meet are not automatically parallel if they are not in the same plane.
  • Opposite edges of a sheet of paper are a simple example of parallel lines.
3

3. Transversal and Angle Relationships

  • A transversal is a line that intersects two different lines.
  • When a transversal cuts two lines, eight angles are formed.
  • These eight angles can have at most four distinct measures.
4

4. Drawing and Recognising Line Relationships

  • A ruler and set square can be used to draw perpendicular and parallel lines.
  • Sliding a set square along a base line helps draw a new line at the same angle, making parallel lines.
  • Perpendicular lines make right angles.

Key Concepts

Central concept: Relationships among lines on a plane: intersecting, perpendicular, parallel, and lines cut by a transversal

Intersecting LinesPerpendicular LinesParallel LinesTransversalCorresponding AnglesAlternate AnglesCo-interior AnglesSet Square

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Frequently Asked Questions

What are the important topics in Parallel and Intersecting Lines for CBSE Class 7 Mathematics?
Key topics in Parallel and Intersecting Lines include Intersecting Lines and Their Angles, Parallel Lines, Transversal and Angle Relationships, Drawing and Recognising Line Relationships. Study these first, then practise questions on each for Class 7 exams.
How should I revise Parallel and Intersecting Lines for Class 7 exams?
Learn the core ideas first, then work through the 41 practice questions on Parallel and Intersecting Lines. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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All CBSE Class 7 Mathematics Syllabus

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