CBSE Class 9 Maths Syllabus 2020-2021

UnitsUnit NameMarks
iNumber System08
iiAlgebra17
iiiCoordinate Geometry04
ivGeometry28
vMensuration13
viStatistics & Probability10
Total80

Deleted Portion of Maths Syllabus 2020-2021

Unit-1-NUMBER SYSTEM

CHAPTER-REAL NUMBER

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.

UNIT-2-ALGEBRA

CHAPTERS- POLYNOMIALS, LINEAR EQUATIONS IN TWO VARIABLES

POLYNOMIALS

1. Motivate and State the Remainder Theorem with examples.

2. Statement and proof of the Factor Theorem.

3. x3 + y3 + z3 – 3xyz

LINEAR EQUATIONS IN TWO VARIABLES

1. Example, Problems on Ratio and Proportion.

UNIT-4-GEOMETRY

CHAPTERS-INTRODUCTIONS TO EUCLID’S GEOMETRY, TRIANGLES, AREA, CIRCLES, CONSTRUCTIONS

INTRODUCTIONS TO EUCLID’S GEOMETRY

Delete the Chapter

TRIANGLES

  1. Proof of the theorem deleted: Two triangles are congruent if any two angles and the included side of one triangle is equal to any two angles and the included side of the other triangle (ASA Congruence).
  2. Topic Deleted-Triangle inequalities and relation between ‘angle and facing side’ inequalities in triangles.

AREA

Delete the Chapter

CIRCLES

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.

CONSTRUCTIONS

1. Construction of a triangle of given perimeter and base angles.

UNIT-5-MENSURATION

CHAPTER-STATISTICS & PROBABILITY

1. Histograms (with varying base length),

2. Frequency polygon.

3. Mean, median and mode of ungrouped data