Contents

- 1 NCERT Solutions for Class 10 Maths
- 1.1 NCERT Solutions for Class 10 Maths Chapter 1 Real Numbers
- 1.2 NCERT Solutions for Class 10 Maths Chapter 2 Polynomials
- 1.3 NCERT Solutions for Class 10 Maths Chapter 3 Pair of Linear Equations in Two Variables
- 1.4 NCERT Solutions for Class 10 Maths Chapter 4 Quadratic Equations
- 1.5 NCERT Solutions for Class 10 Maths Chapter 5 Arithmetic Progressions
- 1.6 NCERT Solutions for Class 10 Maths Chapter 6 Triangles
- 1.7 NCERT Solutions for Class 10 Maths Chapter 7 Coordinate Geometry
- 1.8 NCERT Solutions for Class 10 Maths Chapter 8 Introduction to Trigonometry
- 1.9 NCERT Solutions for Class 10 Maths Chapter 9 Some Applications of Trigonometry
- 1.10 NCERT Solutions for Class 10 Maths Chapter 10 Circles
- 1.11 NCERT Solutions for Class 10 Maths Chapter 11 Constructions
- 1.12 NCERT Solutions for Class 10 Maths Chapter 12 Areas Related to Circles
- 1.13 NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes
- 1.14 NCERT Solutions for Class 10 Maths Chapter 14 Statistics
- 1.15 NCERT Solutions for Class 10 Maths Chapter 15 Probability

## NCERT Solutions for Class 10 Maths

Keeping in mind the benefits and significance of reading NCERT solutoins, CBSETuts experts have prepared the Exercise and chapter wise NCERT Solutions for Class 10th Maths. All the NCERT Solutions are designed in an easy and appropriate format so as to help students clearly understand the concepts used. These solutions will help students prepare for the Class 10 CBSE Board Exams 2020 in a very proficient way.

You can also Download NCERT Solutions for class 10 Maths in Hindi to help you to revise complete Syllabus and score more marks in your examinations.

### NCERT Solutions for Class 10 Maths Chapter 1 Real Numbers

Euclid’s division lemma, Fundamental Theorem of Arithmetic – statements after reviewing work done earlier and after illustrating and motivating through examples, Proofs of results – irrationality of √2, √3, √5, decimal expansions of rational numbers in terms of terminating/non-terminating recurring decimals.

- Class 10 Maths Real Numbers Ex 1.1
- Class 10 Maths Real Numbers Ex 1.2
- Class 10 Maths Real Numbers Ex 1.3
- Class 10 Maths Real Numbers Ex 1.4

### NCERT Solutions for Class 10 Maths Chapter 2 Polynomials

Zeros of a polynomial. The relationship between zeros and coefficients of quadratic polynomials. Statement and simple problems on division algorithm for polynomials with real coefficients.

- Class 10 Maths Polynomials Ex 2.1
- Class 10 Maths Polynomials Ex 2.2
- Class 10 Maths Polynomials Ex 2.3
- Class 10 Maths Polynomials Ex 2.4

### NCERT Solutions for Class 10 Maths Chapter 3 Pair of Linear Equations in Two Variables

Pair of linear equations in two variables and their graphical solution. Geometric representation of different possibilities of solutions/inconsistency.

Algebraic conditions for a number of solutions. A solution of a pair of linear equations in two variables algebraically – by substitution, by elimination and by cross multiplication method. Simple situational problems must be included. Simple problems on equations reducible to linear equations.

- Class 10 Maths Pair of Linear Equations in Two Variables Ex 3.1
- Class 10 Maths Pair of Linear Equations in Two Variables Ex 3.2
- Class 10 Maths Pair of Linear Equations in Two Variables Ex 3.3
- Class 10 Maths Pair of Linear Equations in Two Variables Ex 3.4
- Class 10 Maths Pair of Linear Equations in Two Variables Ex 3.5
- Class 10 Maths Pair of Linear Equations in Two Variables Ex 3.6
- Class 10 Maths Pair of Linear Equations in Two Variables Ex 3.7

### NCERT Solutions for Class 10 Maths Chapter 4 Quadratic Equations

Standard form of a quadratic equation ax^{2 }+ bx + c = 0, (a ≠ 0). A solution of the quadratic equations (only real roots) by factorization, by completing the square and by using the quadratic formula. The relationship between discriminant and the nature of roots.

Situational problems based on quadratic equations related to day to day activities to be incorporated.

- Class 10 Maths Quadratic Equations Ex 4.1
- Class 10 Maths Quadratic Equations Ex 4.2
- Class 10 Maths Quadratic Equations Ex 4.3
- Class 10 Maths Quadratic Equations Ex 4.4

### NCERT Solutions for Class 10 Maths Chapter 5 Arithmetic Progressions

The motivation for studying Arithmetic Progression Derivation of the nth term and some of the first n terms of A.P. and their application in solving daily life problems.

- Class 10 Maths Arithmetic Progressions Ex 5.1
- Class 10 Maths Arithmetic Progressions Ex 5.2
- Class 10 Maths Arithmetic Progressions Ex 5.3
- Class 10 Maths Arithmetic Progressions Ex 5.4

### NCERT Solutions for Class 10 Maths Chapter 6 Triangles

Definitions, examples, counter examples of similar triangles.

- (Prove) If a line is drawn parallel to one side of a triangle to intersect the other two sides in distinct points, the other two sides are divided in the same ratio.
- (Motivate) If a line divides two sides of a triangle in the same ratio, the line is parallel to the third side.
- (Motivate) If in two triangles, the corresponding angles are equal, their corresponding sides are proportional and the triangles are similar.
- (Motivate) If the corresponding sides of two triangles are proportional, their corresponding angles are equal and the two triangles are similar.
- (Motivate) If one angle of a triangle is equal to one angle of another triangle and the sides including these angles are proportional, the two triangles are similar.
- (Motivate) If a perpendicular is drawn from the vertex of the right angle of a right triangle to the hypotenuse, the triangles on each side of the perpendicular are similar to the whole triangle and to each other.
- (Prove) The ratio of the areas of two similar triangles is equal to the ratio of the squares of their corresponding sides.
- (Prove) In a right triangle, the square on the hypotenuse is equal to the sum of the squares on the other two sides.
- (Prove) In a triangle, if the square on one side is equal to some of the squares on the other two sides, the angles opposite to the first side is a right angle.

- Class 10 Maths Triangles Ex 6.1
- Class 10 Maths Triangles Ex 6.2
- Class 10 Maths Triangles Ex 6.3
- Class 10 Maths Triangles Ex 6.4
- Class 10 Maths Triangles Ex 6.5
- Class 10 Maths Triangles Ex 6.6

### NCERT Solutions for Class 10 Maths Chapter 7 Coordinate Geometry

**Lines (In two-dimensions)
**Review: Concepts of coordinate geometry, graphs of linear equations. Distance formula. Section formula (internal division). Area of a triangle.

- Class 10 Maths Coordinate Geometry Ex 7.1
- Class 10 Maths Coordinate Geometry Ex 7.2
- Class 10 Maths Coordinate Geometry Ex 7.3
- Class 10 Maths Coordinate Geometry Ex 7.4

### NCERT Solutions for Class 10 Maths Chapter 8 Introduction to Trigonometry

**1. Introduction to Trigonometry
**Trigonometric ratios of an acute angle of a right-angled triangle. Proof of their existence (well defined); motivate the ratios whichever are defined at 0

^{o}and 90

^{o}. Values (with proofs) of the trigonometric ratios of 30

^{o}, 45

^{o}and 60

^{o}. Relationships between the ratios.

- Class 10 Maths Introduction to Trigonometry Ex 8.1
- Class 10 Maths Introduction to Trigonometry Ex 8.2
- Class 10 Maths Introduction to Trigonometry Ex 8.3
- Class 10 Maths Introduction to Trigonometry Ex 8.4

**2. Trigonometric Identities
**Proof and applications of the identity sin

^{2}A + cos

^{2}A = 1. Only simple identities to be given. Trigonometric ratios of complementary angles.

### NCERT Solutions for Class 10 Maths Chapter 9 Some Applications of Trigonometry

**Heights and Distances: Angle of elevation, Angle of Depression
**Simple problems on heights and distances. Problems should not involve more than two right triangles. Angles of elevation/depression should be only 30

^{o}, 45

^{o}, 60

^{o}.

### NCERT Solutions for Class 10 Maths Chapter 10 Circles

Tangent to a circle at, the point of contact.

- (Prove) The tangent at any point of a circle is perpendicular to the radius through the point of contact.
- (Prove) The lengths of tangents drawn from an external point to a circle are equal.

### NCERT Solutions for Class 10 Maths Chapter 11 Constructions

- Division of a line segment in a given ratio (internally).
- Tangents to a circle from a point outside it.
- Construction of a triangle similar to a given triangle.

### NCERT Solutions for Class 10 Maths Chapter 12 Areas Related to Circles

Motivate the area of a circle; area of sectors and segments of a circle. Problems based on areas and perimeter/circumference of the above said plane figures. (In calculating the area of a segment of a circle, problems should be restricted to a central angle of 60°, 90°, and 120° only. Plane figures involving triangles, simple quadrilaterals and circle should be taken).

- Class 10 Maths Areas Related to Circles Ex 12.1
- Class 10 Maths Areas Related to Circles Ex 12.2
- Class 10 Maths Areas Related to Circles Ex 12.3

### NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes

1. Surface areas and volumes of combinations of any two of the following: cubes, cuboids, spheres, hemispheres and right circular cylinders/cones. Frustum of a cone.

2. Problems involving converting one type of metallic solid into another and other mixed problems. (Problems with the combination of not more than two different solids be taken).

- Class 10 Maths Surface Areas and Volumes Ex 13.1
- Class 10 Maths Surface Areas and Volumes Ex 13.2
- Class 10 Maths Surface Areas and Volumes Ex 13.3
- Class 10 Maths Surface Areas and Volumes Ex 13.4
- Class 10 Maths Surface Areas and Volumes Ex 13.5

### NCERT Solutions for Class 10 Maths Chapter 14 Statistics

Mean, median and mode of grouped data (a bimodal situation to be avoided). Cumulative frequency graph.

- Class 10 Maths Statistics Ex 14.1
- Class 10 Maths Statistics Ex 14.2
- Class 10 Maths Statistics Ex 14.3
- Class 10 Maths Statistics Ex 14.4

### NCERT Solutions for Class 10 Maths Chapter 15 Probability

The classical definition of probability. Simple problems on single events (not using set notation).

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