Special Type of Quadrilaterals
ICSE · Class 8 · Mathematics
All formulas from Special Type of Quadrilaterals in ICSE Class 8 Mathematics. Key equations, constants, and identities for board exam preparation.
Interactive on Super Tutor
Studying Special Type of Quadrilaterals? Get the full interactive chapter.
Quizzes, flashcards, AI doubt-solver and a step-by-step study plan — built for formula sheet and more.
1,000+ Class 8 students started this chapter today
Formulas
1. Quadrilateral Basics
∠A + ∠B + ∠C + ∠D = 360°
Angle sum of a quadrilateral = 360°
2. Trapezium and Isosceles Trapezium
∠A + ∠D = 180°
∠B + ∠C = 180°
3. Parallelogram
Parallelogram perimeter with ratio sides: 2(5x + 3x) = 96
∠A + ∠B = 180°
OA = OC and OB = OD
4. Rectangle
Each angle = 90°
AC = BD
OA = OC and OB = OD
Full sheet with units and worked examples
View AllFrequently Asked Questions
What are the important topics in Special Type of Quadrilaterals for ICSE Class 8 Mathematics?
How to score full marks in Special Type of Quadrilaterals — ICSE Class 8 Mathematics?
Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
More resources for Special Type of Quadrilaterals
Practice Quiz
Test yourself with a quick quiz
Important Questions
Practice with board exam-style questions
Revision Notes
Key points for last-minute revision
Chapter Summary
Understand the chapter at a glance
Concept Maps
See how topics connect visually
Study Plan
Step-by-step plan to ace this chapter
Flashcards
Quick-fire cards for active recall
Syllabus
What topics to cover
NCERT Solutions
Every textbook question solved step by step
For serious students
Get the full Special Type of Quadrilaterals chapter — for free.
Quizzes, flashcards, AI doubt-solver and a step-by-step study plan for ICSE Class 8 Mathematics.