# Class 9th Mathematics NCERT Solutions

• Learners Institute

(Session 2020-2021)

## Maths NCERT Solutions for Class 9

These Class 9 NCERT Solutions for the Subject of Mathematics covers the chapters, concepts like the The Concept of placing the Fractional & Square Rooted numbers on Number Line, To plot the Coordinates on the Cartesian Plane, Euclid's Postulates, Concept of the Lines, Angles & Traingles & a lot more. important Concepts which will help you to prepare well for your Examinations. These NCERT Solutions will help you to Study the Concepts of the Class 9 Maths.

These NCERT Solutions for Class 9 for Mathematics are Prepapred by the expert Faculties at Learners Institute & they are highly dedicated to their Work in bringing the Ease in the Subject for the Students so that Students can Learn & gain their Knowledge Easily.

We here at Learners Institute just wants to help the Students with their Academic Subjects in a much more Interactive & Fun way so that they can easily learn their Academic Subjects Digitally & that is why our Expert Faculties of 9 class have prepared these NCERT Solutions for the Students & they are completely Free to Learn Online & you can also Download the Solutions as a PDF file.

These NCERT Solutions also ensures the for the better Understanding of the Subject and will help you Learn Digitally and all these Solutions are not meant for Tampering or Copying in any of the Manner.
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• ### Mathematics NCERT Solutions

• Chapter- 1 Number Systems
• Deleted Topics in Ch-1 Class 9 Maths:
1. Representation of terminating / non-terminating recurring decimals on the number line through successive magnification.
2. Explaining that every real number is represented by a unique point on the number line and conversely, viz. every point on the number line represents a unique real number.
3. Definition of nth root of a real number.

• Chapter- 2 Polynomials
• Deleted Topics in Ch-2 Class 9 Maths:
1. Remainder Theorem.
2. Statement & Proof of Factor Theorem.
3. Identity VIII: x3+y3+z3 -3xyz

• Chapter- 3 Coordinate Geometry
• Deleted Topic in Ch-3 Class 9 Maths:
1. Examples, problems on Ratio and Proportion.

• No Deletion

• Complete Chapter Deducted for 2020-2021 Session.

• Chapter- 6 Lines & Angles
• No Deletion

• Chapter- 7 Triangles
• Deleted Topics in Ch-7 Class 9 Maths:
1. Theorem to prove ASA Congurency Rule.
2. Deleted-Triangle inequalities and relation between ‘angle and facing side' inequalities in triangles.

• No Deletion

• Complete Chapter Deducted for 2020-2021 Session.

• Chapter- 10 Circles
• Deleted Topics in Ch-10 Class 9 Maths:
1. There is one and only one circle passing through three given non-collinear points.
2. If a line segment joining two points subtends equal angle at two other points lying on the same side of the line containing the segment, the four points lie on a circle.

• Chapter- 11 Constructions
• Deleted Topics in Ch-11 Class 9 Maths:
1. Construction of a triangle of given perimeter and base angles.

• Chapter- 12 Heron's Formula
• Deleted Topics in Ch-12 Class 9 Maths:
1. Application of Heron’s Formula in finding the area of a quadrilateral.

• No Deletion

• Chapter- 14 Statistics
• Deleted Topics in Ch-14 Class 9 Maths:
1. Histograms (with varying base lengths).
2. Frequency polygons.
3. Mean, median and mode of ungrouped data.

• Chapter- 15 Probability
• No Deletion

### Latest Updated NCERT Solutions for the 2020-2021 Session

We here at the Learners Institute just wants to deliver the Quality Education to all the Students of this country & for that we provide the following Advantages over the other Teachers as our Teachers are very much Passionate about their Subjects.

### Latest Session 2020-2021

Updated Syllabus of the Session 2020-2021 with the Deletion of few of the topics & Chapters in certain Classes made by CBSE are Available in our NCERT textbooks.