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Chapter 17 of 28
Formula Sheet

Circle — Formula Sheet

ICSE · Class 9 · Mathematics

2 formulas from Circle (ICSE Class 9 Mathematics) on one page, grouped by topic. Part of the ICSE Class 9 Mathematics syllabus.

37 questions24 flashcards2 formulas & key relations5 concepts

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A labeled diagram illustrating the fundamental components of a circle, including the center, radius, diameter, chord, and circumference.
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2 Entries · 1 Section

Formulas and Key Relations

Chords and Distance from Centre

OA^{2}=OP^{2}+AP^{2}

Diameter = 2 × radius

Full sheet with units and worked examples

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Frequently Asked Questions

What are the important topics in Circle for ICSE Class 9 Mathematics?
Key topics in Circle include Basic Ideas of a Circle, Position of Points and Types of Circles, Arc, Segment and Sector, Chord Theorems and Distance from the Centre. Study these first, then practise questions on each for Class 9 exams.
How many formulas are in Circle?
This sheet lists 2 formulas from Circle, grouped by topic. Learn what each symbol stands for so you can apply the formula, not just recall it.
How should I revise Circle for Class 9 exams?
Learn the core ideas first, then work through the 37 practice questions on Circle. 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.

More resources for Circle

All ICSE Class 9 Mathematics Formula Sheet

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