# CBSE Class 10 Mathematics Circles Notes Set A

Download CBSE Class 10 Mathematics Circles Notes Set A in PDF format. All Revision notes for Class 10 Mathematics have been designed as per the latest syllabus and updated chapters given in your textbook for Mathematics in Standard 10. Our teachers have designed these concept notes for the benefit of Grade 10 students. You should use these chapter wise notes for revision on daily basis. These study notes can also be used for learning each chapter and its important and difficult topics or revision just before your exams to help you get better scores in upcoming examinations, You can also use Printable notes for Class 10 Mathematics for faster revision of difficult topics and get higher rank. After reading these notes also refer to MCQ questions for Class 10 Mathematics given our website

## Circles Class 10 Mathematics Revision Notes

Class 10 Mathematics students should refer to the following concepts and notes for Circles in standard 10. These exam notes for Grade 10 Mathematics will be very useful for upcoming class tests and examinations and help you to score good marks

### Circles Notes Class 10 Mathematics

Class-X

Chapter 10: Circles

Top Definitions

1. A tangent to a circle is a line that intersects the circle only at one point.

2. The common point of the circle and the tangent is called point of contact.

3. The length of the segment of the tangent from the external point P and the point of contact with the circle is called the length of the tangent.

4. Pythagoras theorem: In a right triangle, square of the hypotenuse is equal to the sum of the square of the other two sides.

Top Concepts

1. A tangent to a circle is a special case of the secant when the two end points of the corresponding chord coincide.

2. There is no tangent to a circle passing through a point lying inside the circle.

3. There are exactly two tangents to a circle through a point outside the circle.

4. At any point on the circle there can be one and only one tangent.

5. The tangent at any point of a circle is perpendicular to the radius through the point of contact.

6. The lengths of the tangents drawn from an external point to a circle are equal.

7. The center lies on the bisector of the angle between the two tangents.

8. There can be infinite number of chords passing through a point which is inside the circle

## Tags:

Click for more Mathematics Study Material

## Latest NCERT & CBSE News

Read the latest news and announcements from NCERT and CBSE below. Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning

### Class 10th and 12th Term 2 Revaluation Process 2022

Evaluation of the Answer Books is done under a well-settled Policy. To ensure that the evaluation is error free, CBSE is taking several steps. After strictly following these steps, the result is prepared. Though, CBSE is having a well-settled system of assessment,...

### Board Exams Date Sheet Class 10 and Class 12

Datesheet for CBSE Board Exams Class 10  (Scroll down for Class 12 Datesheet) Datesheet for CBSE Board Exams Class 12

### Celebration of Matribhasha Diwas Mother Language day

UNESCO has declared 21st February of every year to be celebrated as International Mother Language day to promote dissemination of Mother Language of all, create awareness of linguistic and cultural traditions and diversity across the world and to inspire solidarity...

### CBSE Term 2 Board Examinations

CBSE vide Circular No.Acad-51/2021 dated 5th July, 2021, notified that in the session 2021-2022, Board Examinations would be conducted in two terms, i.e.. Term I and Term II. This decision was taken due to the uncertainty arising out of COVID 19 Pandemic. Term I...