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Perimeter and Area — Revision Notes

CBSE · Class 6 · Mathematics

Perimeter and Area revision notes for CBSE Class 6 Mathematics: 4 topics in quick points. Part of the CBSE Class 6 Mathematics syllabus.

42 questions54 flashcards10 formulas & key relations5 concepts

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Key Topics to Revise

1

1. Perimeter: Basic Idea and Formulas

  • The perimeter of any closed plane figure is the distance covered along its boundary when it is traced once.
  • For a polygon, perimeter is the sum of the lengths of all its sides.
  • Perimeter is measured in units such as cm, m, or units.
2

2. Worked Perimeter Examples

  • Rectangle ABCD with length 12 cm and breadth 8 cm has perimeter 40 cm.
  • A square photo frame of side 1 m needs 4 m of coloured tape.
  • A triangle with sides 4 cm, 5 cm, and 7 cm has perimeter 16 cm.
3

3. Regular Polygons and Special Perimeter Ideas

  • A regular polygon has all sides and all angles equal.
  • A square is a regular quadrilateral.
  • An equilateral triangle is a regular polygon with three equal sides.
4

4. Area: Basic Idea and Formulas

  • The amount of region enclosed by a closed figure is called its area.
  • Area is generally measured in square units.
  • For rectangles and squares, area can be found using multiplication.

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Full Notes

Key Concepts

The perimeter of any closed planePerimeter of a rectangle = 2Perimeter of a square = 4Perimeter of a triangle = sumPerimeter of an equilateral triangle =

Frequently Asked Questions

What are the important topics in Perimeter and Area for CBSE Class 6 Mathematics?
Key topics in Perimeter and Area include Perimeter: Basic Idea and Formulas, Worked Perimeter Examples, Regular Polygons and Special Perimeter Ideas, Area: Basic Idea and Formulas. Study these first, then practise questions on each for Class 6 exams.
How should I revise Perimeter and Area for Class 6 exams?
Learn the core ideas first, then work through the 42 practice questions on Perimeter and Area. 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 6 Mathematics Revision Notes

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