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Perimeter and Area

CBSE · Class 6 · Mathematics

Quick revision notes for Perimeter and Area — CBSE Class 6 Mathematics. Key concepts, formulas, and definitions for last-minute revision.

42 questions54 flashcards5 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?
Perimeter and Area covers several key topics that are frequently asked in CBSE Class 6 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Perimeter and Area — CBSE Class 6 Mathematics?
Understand the core concepts first, then work through the 42 practice questions available for this chapter. Revise formulas and 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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