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Revision Notes

Special Type of Quadrilaterals

ICSE · Class 8 · Mathematics

Quick revision notes for Special Type of Quadrilaterals — ICSE Class 8 Mathematics. Key concepts, formulas, and definitions for last-minute revision.

53 questions27 flashcards5 concepts

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Key Topics to Revise

1

1. Quadrilateral and Trapezium

  • A quadrilateral has four sides, four vertices, four interior angles, and two diagonals.
  • The sum of angles of a quadrilateral is 360°.
  • A trapezium is a quadrilateral in which one pair of opposite sides are parallel and the other two sides are non-parallel.
2

2. Parallelogram and Its Properties

  • A parallelogram is a quadrilateral in which both pairs of opposite sides are parallel.
  • In a parallelogram, opposite sides are equal.
  • In a parallelogram, opposite angles are equal.
3

3. Rectangle

  • A rectangle is a quadrilateral with all angles 90°.
  • A rectangle also has opposite sides equal and opposite sides parallel.
  • A parallelogram with any angle 90° is a rectangle.
4

4. Rhombus

  • A rhombus is a quadrilateral in which all the sides are equal.
  • A parallelogram with adjacent sides equal is a rhombus.
  • A parallelogram whose diagonals intersect at 90° is a rhombus.

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Full Notes

Key Concepts

A quadrilateral is a closed polygonA trapezium is a quadrilateralIn an isosceles trapeziumA parallelogram is a quadrilateralA quadrilateral is a parallelogram if

Frequently Asked Questions

What are the important topics in Special Type of Quadrilaterals for ICSE Class 8 Mathematics?
Special Type of Quadrilaterals covers several key topics that are frequently asked in ICSE Class 8 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Special Type of Quadrilaterals — ICSE Class 8 Mathematics?
Understand the core concepts first, then work through the 53 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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