Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 8th

# Tamil Nadu Board Samacheer Kalvi Solutions for Class 8th Mathematics Answers Guide

## Tamil Nadu Board Samacheer Kalvi Solutions for Class 8th Mathematics Answers Guide Chapterwise List - Free

The answers for the Tamil Nadu Board Samacheer Kalvi books are the best study material for students. These Tamil Nadu Board Samacheer Kalvi Solutions for Class 8th Mathematics Answers Guide will help students understand the concepts better. ## Mathematics Class 8th Tamil Nadu State Board

Author: Samacheer Kalvi
Publisher: Tamil Nadu Textbook and Educational Services Corporation
Language: English

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## Chapters covered in Tamil Nadu Board Samacheer Kalvi Solutions for Class 8th Mathematics Answers Guide

### Tamil Nadu Board Samacheer Kalvi Class 8th Mathematics Chapter 1: Numbers solutions

Concepts covered in Numbers are Addition of Rational Number, Additive Inverse of Rational Number, Associativity of Rational Numbers, Closure Property of Rational Numbers, Commutativity Property of Rational Numbers, Comparison of Rational Numbers, Concept for Natural Numbers, Concept for Whole Numbers, Concept of Cube Number, Concept of Cube Root, Concept of Exponents, Concept of Integers, Concept of Rational Numbers, Concept of Square Number, Concept of Square Roots, Cube Root Through Prime Factorisation Method, Decimal Representation of Rational Numbers, Distributivity of Multiplication Over Addition for Rational, Dividing Powers with Different Base and Same Exponents, Dividing Powers with the Same Base, Division of Rational Numbers, Equivalent Rational Number, Estimating Square Root, Expanded Form of Numbers Using Exponents, Expressing Large Numbers in the Standard Form, Finding Square Root by Division Method, Finding Square Root Through Prime Factorisation, Finding the Square Root of a Perfect Square, Identity of Addition and Multiplication, Multiplicative Inverse, Multiplying Powers with Different Base and Same Exponents, Multiplying Powers with the Same Base, Numbers with Exponent Zero, One, Negative Exponents, Positive and Negative Rational Numbers, Properties of Cubes of Numbers, Properties of Rational Numbers, Properties of Square Numbers, Rational Numbers Between Two Rational Numbers, Rational Numbers in Standard Form, Rational Numbers on a Number Line, Square Root of Decimal Numbers, Square Root of Product and Quotient of Numbers, Subtraction of Rational Number, Taking Power of a Power, Word Problems on Rational Numbers (All Operations)

#### Tamil Nadu Board Samacheer Kalvi Class 8th Mathematics Chapter 1: Numbers exercises

ExerciseNo. of questionsPages
Exercise 1.13812 to 14
Exercise 1.23118 to 20
Exercise 1.31024 to 25
Exercise 1.44335 to 36
Exercise 1.51839
Exercise 1.64145 to 46
Exercise 1.72746 to 47

### Tamil Nadu Board Samacheer Kalvi Class 8th Mathematics Chapter 2: Measurements solutions

Concepts covered in Measurements are Arc, Segment, Sector, Area of the Sector, Central Angle and the Measure of an Arc, Concept of Circle - Centre, Radius, Diameter, Arc, Sector, Chord, Segment, Semicircle, Circumference, Interior and Exterior, Concentric Circles, Cross Section of Solid Shapes, Drawing Solids on a Flat Surface - Isometric Sketches, Faces, Edges and Vertices, Length of an Arc, Measurements, Nets for Building 3-d Shapes - Cube, Cuboids, Cylinders, Cones, Pyramid, and Prism, Perimeter and Area of Combined Shapes, Perimeter of a Sector, Three Dimensional Shapes, Viewing Different Sections of a Solid

#### Tamil Nadu Board Samacheer Kalvi Class 8th Mathematics Chapter 2: Measurements exercises

ExerciseNo. of questionsPages
Exercise 2.11758 to 59
Exercise 2.2965 to 66
Exercise 2.31771 to 72
Exercise 2.41172 to 73

### Tamil Nadu Board Samacheer Kalvi Class 8th Mathematics Chapter 3: Algebra solutions

Concepts covered in Algebra are Addition of Algebraic Expressions, Algebraic Expressions, Cartesian System, Concept of Equation, Concept of Find the Error, Concept of Identity, Co-ordinates of Points, Dividing a Monomial by a Monomial, Dividing a Polynomial by a Monomial, Division of Algebraic Expressions, Expansion of (a + b)2 = a2 + 2ab + b2, Expansion of (a - b)2 = a2 - 2ab + b2, Expansion of (a + b)3, Expansion of (a - b)3, Expansion of (a + b)(a - b), Expansion of (x + a)(x + b), Expansion of (x + a)(x + b)(x + c), Expressions with Variables, Factorisation by Regrouping Terms, Factorisation by Taking Out Common Factors, Factorisation by Taking Out the Common Binomial Factor from Each Term, Factorisation Using Identities, Factorise Using the Identity (a + b)3, Factorise Using the Identity (a – b)3, Factorising Algebraic Expressions, Factors of the Form (x + a)(x + b), Geometrical Representation of a Linear Equation by Line Parallel to the Coordinate Axes, Geometrical Representation of a Linear Equation by Plotting a Straight Line, Graph, Graph of a Linear Equation in Two Variables, Like and Unlike Terms, Linear Equation in One Variable, Linear Pattern, Multiplication of Algebraic Expressions, Multiplying a Binomial by a Binomial, Multiplying a Binomial by a Trinomial, Multiplying a Monomial by a Binomial, Multiplying a Monomial by a Trinomial, Multiplying Monomial by Monomials, Plotting a Point in the Plane If Its Coordinates Are Given., Quadrants and Sign Convention, Subtraction of Algebraic Expressions, Terms, Factors and Coefficients of Expression, The Solution of an Equation, Types of Algebraic Expressions as Monomials, Binomials, Trinomials Or Polynomials

#### Tamil Nadu Board Samacheer Kalvi Class 8th Mathematics Chapter 3: Algebra exercises

ExerciseNo. of questionsPages
Exercise 3.12281 to 82
Exercise 3.1010118 to 119
Exercise 3.22385 to 86
Exercise 3.32291 to 92
Exercise 3.42596
Exercise 3.51097
Exercise 3.616102
Exercise 3.721106 to 107
Exercise 3.829111 to 112
Exercise 3.918117 to 118

### Tamil Nadu Board Samacheer Kalvi Class 8th Mathematics Chapter 4: Life Mathematics solutions

Concepts covered in Life Mathematics are Compound Variation, Concept of Compound Interest, Concept of Direct Proportion, Concept of Inverse Proportion, Concept of Percent and Percentage, Concepts of Cost Price, Selling Price, Total Cost Price, and Profit and Loss, Discount, Overhead Expenses and GST, Difference Between Compound Interest and Simple Interest, Time and Work

#### Tamil Nadu Board Samacheer Kalvi Class 8th Mathematics Chapter 4: Life Mathematics exercises

ExerciseNo. of questionsPages
Exercise 4.123125
Exercise 4.223130 to 132
Exercise 4.323138 to 140
Exercise 4.414150 to 151
Exercise 4.515151 to 152

### Tamil Nadu Board Samacheer Kalvi Class 8th Mathematics Chapter 5: Geometry solutions

Concepts covered in Geometry are Altitudes of a Triangle, ASA Congruence Criterion, Circumcentre of a Triangle, Congruence of Triangles, Congruency of Shapes, Construct a Quadrilateral When Its Four Sides and One Angle Are Given., Constructing a Parallelogram When Its One Side, One Diagonal and One Angle Are Given., Constructing a Parallelogram When Its Two Adjacent Sides and One Angle Are Given., Constructing a Parallelogram When Its Two Adjacent Sides and One Diagonal Are Given., Constructing a Parallelogram When Its Two Diagonals and One Included Angle Are Given., Constructing a Quadrilateral When the Lengths of Four Sides and a Diagonal Are Given, Constructing a Quadrilateral When Three Sides and Two Included Angles Are Given, Constructing a Quadrilateral When Two Adjacent Sides and Three Angles Are Known, Constructing a Quadrilateral When Two Diagonals and Three Sides Are Given, Constructing a Trapezium When Its Four Sides Are Given., Constructing a Trapezium When Its Three Sides and One Angle Are Given, Constructing a trapezium when its three sides and one diagonal are given, Constructing a Trapezium When Its Two Sides and Two Angles Are Given., Construction of a Rectangle When a Side and a Diagonal Are Given., Construction of a Rectangle When Its Length and Breadth Are Given., Construction of a Rhombus When One Diagonal and One Angle Are Given., Construction of a Rhombus When One Side and One Angle Are Given., Construction of a Rhombus When One Side and One Diagonal Are Given., Construction of a Rhombus When Two Diagonals Are Given., Construction of a Square When Its Diagonal is Given., Construction of a Square When Its Side is Given., Converse of Pythagoras Theorem, Criteria for Congruence of Triangles, Median of a Triangle, Perpendicular Bisectors of a Triangle, Point of Concurrency, RHS Congruence Criterion, Right-angled Triangles and Pythagoras Property, SAS Congruence Criterion, Similar Figures, Similarity of Triangles, SSS Congruence Criterion, The Property of the Angle Bisectors of a Triangle

#### Tamil Nadu Board Samacheer Kalvi Class 8th Mathematics Chapter 5: Geometry exercises

ExerciseNo. of questionsPages
Exercise 5.119165 to 166
Exercise 5.229177 to 179
Exercise 5.313179 to 180
Exercise 5.49192
Exercise 5.512209

### Tamil Nadu Board Samacheer Kalvi Class 8th Mathematics Chapter 6: Statistics solutions

Concepts covered in Statistics are Concept of Data Handling, Concept of Pie Graph (Or a Circle-graph), Frequency Distribution Table, Frequency Polygon, Graphical Representation of Data as Histograms, Interpretation of Pie Diagram, Organisation of Data

#### Tamil Nadu Board Samacheer Kalvi Class 8th Mathematics Chapter 6: Statistics exercises

ExerciseNo. of questionsPages
Exercise 6.120220 to 221
Exercise 6.226227 to 229
Exercise 6.37229 to 230

### Tamil Nadu Board Samacheer Kalvi Class 8th Mathematics Chapter 7: Information Processing solutions

Concepts covered in Information Processing are Cryptology, Factorisation by Taking Out Common Factors, Fibonacci Numbers, Highest Common Factor, Information Processing, Map Colouring, Packing, Prime Factorisation, Principles of Counting, Repeated Division Method of HCF, Repeated Subtraction Method, SET - Game, Shopping Comparison

#### Tamil Nadu Board Samacheer Kalvi Class 8th Mathematics Chapter 7: Information Processing exercises

ExerciseNo. of questionsPages
Exercise 7.114245 to 247
Exercise 7.219253 to 254
Exercise 7.317260 to 261
Exercise 7.48271 to 272

## Tamil Nadu Board Samacheer Kalvi Solutions for Class 8th Mathematics Answers Guide

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