CBSE Class 9 Maths Syllabus - Free PDF Download
CBSE Revised Syllabus for Class 9 Maths 2022-23
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FAQs on CBSE Revised Syllabus for Class 9 Maths 2022-23
1. What are Polynomials? What are its types?
The term polynomial is a mixture of poly or many, and nomial which means terms. It is ideally an expression that is composed of exponents, variables, and constants. It is proved through equations like addition, multiplication, and subtraction. The monomial, polynomial, trinomial, and binomial is classified by determining the number of terms present in an equation.
A monomial is an expression that includes one term which is non zero. Whereas a binomial is a polynomial variant containing two terms. It is seen that a binomial can be a product or sum of two or more monomials. A trinomial exactly includes three terms.
2. What are the properties of a triangle?
The following are some of the relevant properties of a triangle:
The sum of all the three angles present in a triangle must be equal to 180°.
The length of the third side should be lesser than the sum of the length of the other two sides of the same triangle.
The side opposite the greatest angle is the longest side of all the three sides of a triangle.
Area of a triangle is calculated as half of the product of base and height.
The perimeter is calculated as the sum of all the three sides of a triangle.
3. What are quadrilaterals? Explain some types.
Quadrilateral in general refers to a closed figure that has four sides. The basic types of quadrilaterals are:
Parallelogram: The opposite sides of this quadrilateral are parallel to each other.
Rectangle: In this quadrilateral, all the sides are at right angles to each other
Square: It is a quadrilateral that has all four sides of the same length.
Rhombus: It is similar to parallelogram but has all four sides equal.
Trapezium: It is a quadrilateral that has only one side parallel to each other while the other side is not parallel to each other.
4. How many classes have been devoted for each unit according to Class 9 Maths syllabus provided by CBSE?
The distribution of classes for each unit of Class 9th Maths syllabus (CBSE Board) is tabulated below:
Unit | No. of Classes |
Unit I: Real Numbers | 18 |
Unit II: Algebra | 42 |
Unit III: Coordinate geometry | 7 |
Unit IV: Geometry | 74 |
Unit VI: Mensuration | 22 |
Unit VII: Statistics | 15 |
5. What is the importance of knowing CBSE Class 9 Maths syllabus?
It is very important for a Class 9th student to know the maths syllabus designed by CBSE well in advance. Knowing the syllabus of maths can help the students in the following ways:
In preparing a study plan for examinations.
Pattern and distribution of marks.
Overview of important topics that should be given special importance.
Track topics that are still left to study.
Help them be confident during exams.