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# RS Aggarwal Class 8 Solutions

RS Aggarwal Class 8 Maths Solutions are created in a detailed manner to help you revise all the concepts of the subject for CBSE Class 8 exams. RS Aggarwal Class 8 solutions include questions of varying difficulty levels from formula-based, application-based, conceptual questions to higher-order thinking questions. Practising these questions is suitable not only for CBSE exams but also for competitive tests or olympiads such as NTSE and IMO.

RS Aggarwal Solutions for Class 8 include rational numbers, coordinate geometry, probability, quadrilaterals, parallelograms, surface area and volume of solids, three-dimensional geometry, ratio and proportion, and profit and loss. All these topics cover the latest CBSE Class 8 Maths syllabus. There are a total of 25 chapters with more than 500 practice questions along with their stepwise solutions.

RS Aggarwal Class 8 Maths Book Solutions are prepared exercise-wise for every chapter. Proper reasoning and list of formulas used have been provided for your better understanding. Discussion on important topics related to the chapters has also been included with the solutions. The main aim of providing RS Aggarwal solutions is to enable you to solve all your doubts in the chapters instantly. You can refer to these solutions at any time and ensure smooth learning.

Class 8

## RS Aggarwal Class 8 Solutions Chapter 1: Rational Numbers

In the Rational Numbers chapter of RS Aggarwal Class 8, you will practice what rational numbers are and how arithmetic operations like addition, subtraction, multiplication and division can be performed on rational numbers. You will also learn some important properties of rational numbers like the closure property, commutative property and associative property. RS Aggarwal Class 8 chapter 1 includes 9 exercises and 118 questions as easy as arranging rational numbers in order and as complex as simplifying rational numbers using their properties.

## RS Aggarwal Class 8 Solutions Chapter 2: Exponents

Chapter 2 of RS Aggarwal Class 8 Maths solutions is very important from the competitive exams perspective. You will be learning about exponents and powers in this chapter. You will also learn how to express exponents in the standard form, the laws of exponents, how to express decimal numbers in exponential form, negative exponents, and comparison between numbers using exponents. There are 3 exercises in the Exponents chapter and 37 questions that will help you revise the concepts of the chapter thoroughly.

## RS Aggarwal Class 8 Solutions Chapter 3: Squares And Square Roots

In chapter 3 of RS Aggarwal Class 8 book, you will learn what are square roots and perfect squares. The exercise questions of the chapter are based on the column method and diagonal method to find squares of a number, finding the square root of decimals and fractional numbers, and finding square roots of a number by the methods of prime factorization and long division. RS Aggarwal Class 8 Chapter 3 has 8 exercises and 115 questions that will help you learn how to find the squares and square roots of a number accurately.

## RS Aggarwal Class 8 Solutions Chapter 4: Cubes And Cube Roots

RS Aggarwal Class 8 Chapter 4 includes questions on finding cubes and cube roots of a number, properties of cubes of a number, and finding cube roots of a rational number. This chapter also contains identities of finding cubes of a number which are very important for exams. There are 4 exercises and 42 questions in the chapter that will help you revise all the topics of the chapter thoroughly. You can find stepwise solutions to all these questions.

## RS Aggarwal Class 8 Solutions Chapter 5: Playing With Numbers

This chapter is an extension of what all you have learnt about whole numbers, natural numbers and rational numbers in the previous classes. The main topics of this chapter include tests of divisibility of a number by 2,3,4,5,6,7,8,9,10, and 11. This topic is important for competitive exams purposes as well. You will also learn about various number games by solving the exercises of the chapter. There are 4 exercises and 44 questions in the chapter 5 that would give you ample practice of the concepts of the chapter.

## RS Aggarwal Class 8 Solutions Chapter 6: Operations On Algebraic Expressions

Operations on Algebraic Expressions chapter of RS Aggarwal Class 8 Maths solutions includes topics such as addition, subtraction, multiplication and division of algebraic expressions. This chapter will also help you study the applications of algebraic expressions and some special identities related to algebraic expressions. The chapter also includes questions related to applications of the algebraic identities. There are 5 exercises in the chapter with 95 questions in total. This chapter is very important for higher classes along with CBSE Class 8 Maths exam.

## RS Aggarwal Class 8 Solutions Chapter 7: Factorisation

In the RS Aggarwal Class 8 Factorisation chapter, you will learn about the method of prime factorization and how you can find factors of an algebraic expression. The chapter introduces you to the factorization process and explains that factoring can be used in the division of algebraic expressions. There are 5 exercises and 157 questions in the chapter on topics like factorization using regrouping terms, common factors, and identities. You will be able to find the factors of binomials, quadratic trinomials and monomials with the help of the exercises.

## RS Aggarwal Class 8 Solutions Chapter 8: Linear Equations

In the linear equations chapter of RS Aggarwal solutions for Class 8, you will study how linear equations are different from algebraic expressions and how you can find a solution to a linear equation. This knowledge of linear equations is necessary for higher classes as this topic forms a base for subjects like economics, physics, and chemistry. The chapter includes 3 exercises and 90 questions based on solving linear equations with one variable and applications of linear equations.

## RS Aggarwal Class 8 Solutions Chapter 9: Percentage

Percentage chapter of RS Aggarwal Class 8 book is an important part of Class 8 Maths syllabus. The main topics of this chapter include an introduction to percentages, converting ratio into percentages and vice versa, converting decimal into percentages and vice versa, and finding increase and decrease percentage. The chapter has 2 exercises and 45 practice questions that will give you a thorough understanding of the concept of percentages and their applications. Our experts have solved all the exercise questions in a simplified manner for you.

## RS Aggarwal Class 8 Solutions Chapter 10: Profit And Loss

Profit and Loss chapter is based on the concept of percentages that you studied in Chapter 9 of RS Aggarwal Class 8 solutions. This chapter would further help you understand how percentages can be used to find profit and loss. You will study topics like cost price, selling price, marked price, discounts, gain percentage, loss percentage, along with sales tax, value-added tax and goods and service tax. With 4 exercises and 80 questions, this chapter will ensure that you can easily understand how the concept of profit and loss and taxes is used in real life. This aspect of the chapter makes it interesting and easy to understand.

## RS Aggarwal Class 8 Solutions Chapter 11: Compound Interest

Compound Interest is another chapter given in the RS Aggarwal Class 8 Maths solutions that you can easily relate to your daily life. This chapter will give you complete knowledge of what is interstate and how it is calculated. The concepts included in the chapter are simple interest, compound interest, finding compound interest for various time intervals. In some of the questions of this chapter, you have to find the compound interest for fractional time intervals also. There are 4 exercises and 63 questions in this chapter. All the exercise questions will help in enhancing your aptitude skills.

## RS Aggarwal Class 8 Solutions Chapter 12: Direct And Inverse Proportions

This chapter teaches the basics of direct and inverse proportions and how these concepts can be applied in real-life situations. This chapter forms the basis for other Class 8 Maths chapters such as ‘time and work’. It is also important for competitive exams like IMO. There are 3 exercises and 40 questions in this chapter based on identifying if quantities are in inverse or direct proportion, word problems on inverse and direct proportion, and applications of direct and inverse proportion. You can take help in solving all the questions from our RS Aggarwal Class 8 Chapter solutions.

## RS Aggarwal Class 8 Solutions Chapter 13: Time And Work

Chapter 13 ‘Time and Work’ of RS Aggarwal Class 8 solutions includes the concept of work done and time taken to complete a work. This is an important part of quantitative aptitude and is therefore important for competitive exams along with CBSE Class 8 exams. In this chapter, you will study the relation between time taken to complete a job and the number of people who are employed to do that job. The chapter has only 2 exercises and 36 questions on topics like pipes and cisterns, the efficiency of work done, and rate of filling that would help you understand the actual applications of this topic in real life.

## RS Aggarwal Class 8 Maths Solutions Chapter 14: Polygons

In this chapter of RS Aggarwal Class 8 Maths, you will learn about polygons, their properties and types. The main topics of the chapter include regular and irregular polygons, hexagon, octagon, pentagon, interior and exterior angles of polygons, and diagonals of polygons. This chapter includes 23 questions that are divided into 2 exercises. You must be aware of concepts like open and closed curves, simple curves, interior angles and exterior angles of a two-dimensional shape in order to solve all the questions of this chapter accurately.

## RS Aggarwal Class 8 Maths Solutions Chapter 15: Quadrilaterals

This chapter has only 1 exercise with 9 questions still it manages to provide all the fundamental knowledge of important geometrical shapes called quadrilaterals. Based on this topic you will be able to understand topics like surface area, construction of geometric shapes, and lines and angles. This chapter teaches you about quadrilaterals and their various attributes such as adjacent sides, adjacent angles, opposite sides, opposite angles, the angle sum property, vertices, sides, and interior and exterior angles. We have provided appropriate diagrammatic representations along with step by step solutions of this chapter.

## RS Aggarwal Class 8 Maths Solutions Chapter 16: Parallelograms

Chapter 16 of RS Aggarwal Class 8 solutions is about parallelogram and its types. The chapter provides detailed questions on rectangles, rhombus, trapezium, parallelogram, square, and their various properties. You will further study about types of trapeziums and their properties. The chapter also discusses the diagonals and properties of the diagonals of different parallelograms. The chapter includes both formula-based and conceptual questions that will help you prepare well for your CBSE Class 8 Maths exam.

## RS Aggarwal Class 8 Maths Solutions Chapter 17: Construction Of Quadrilaterals

By now, you have already studied about quadrilaterals and parallelograms. In the chapter 17 of RS Aggarwal Class 8th Maths, you will further learn how to construct these shapes using a ruler and a compass. There can be various criteria of constructing a quadrilateral such as when the measure of its four sides and one diagonal are given; when the measure of its three sides and two diagonals are given; when the measure of its three sides and any two interior angles are given; when the measure of any two adjacent sides and three interior angles are given; and lastly, when the measure of its all four sides and one interior angle are given. With 2 exercises and 24 questions, you will be able to practice all these concepts thoroughly.

## RS Aggarwal Class 8 Maths Solutions Chapter 18: Area Of A Trapezium And A Polygon

In this topic, you will learn about a special type of parallelogram known as a trapezium, its properties and the formula for finding its area accurately. Along with this, the chapter also includes the concepts of finding areas of different polygons like a hexagon, pentagon and octagon. You will also study about three types of trapeziums namely isosceles, scalene and right trapezium. The chapter explains how you can find the area of an irregular polygon by dividing into regular polygons. The chapter has 3 exercises with 25 questions in total.

## RS Aggarwal Class 8 Maths Solutions Chapter 19: Three Dimensional Figures

This chapter of RS Aggarwal Class 8 Maths book helps you understand the various types of three-dimensional shapes such as a cube, cuboid, pyramid, tetrahedron, and prism and their basic properties. Some questions ask about the number of faces, the number of vertices and the number edges found in these shapes along with the different types of pyramids and prisms. The formula of Euler’s relation between them is repeatedly used to find the solutions to such questions. The chapter also covers the topic of regular and oblique prisms. This chapter has 9 exercise questions only.

## RS Aggarwal Class 8 Maths Solutions Chapter 20: Volume And Surface Area Of Solids

In this chapter of RS Aggarwal Class 8 solutions, you will study how to find surface area and volume of different three-dimensional solids such as cubes, cuboids, and cylinders. To solve the questions of this chapter you must know the formulas for total surface area, lateral surface area and volume of these solids. There are many application-based questions included in the chapter along with surface area and volume of combinational solids. RS Aggarwal Class 8 Chapter 20 has 3 exercises and 81 questions.

## RS Aggarwal Class 8 Maths Solutions Chapter 21: Data Handling

There are 2 exercises and 9 practice questions in the data handling chapter. This chapter teaches everything about how data is organized and interpreted. You will learn about class intervals, grouped and ungrouped frequency distribution tables and how to create histograms in this chapter. Some of the exercise questions are based on tally marks.

## RS Aggarwal Class 8 Maths Solutions Chapter 22: Introduction To Coordinate Geometry

RS Aggarwal Class 8 solutions for Chapter 22 have 2 exercises and 19 questions. The main topics of this chapter are the definition of coordinate geometry, coordinate axis, abscissa and ordinates of a point, and cartesian plane coordinates. In some questions, you are asked to plot the graphs for the coordinates given while in others you are asked to identify the quadrants for given coordinates. Some questions are about finding the abscissa and ordinates of the given points.

## RS Aggarwal Class 8 Maths Solutions Chapter 23: Line Graphs And Linear Graphs

Line Graphs and Linear Graphs chapter of RS Aggarwal Class 8 Maths, you will study how to draw line graphs and double line graphs. This chapter encourages you to study and interpret these kinds of graphs and teaches you the difference between a linear graph and a line graph. There is only 1 exercise with 12 diagram-based questions in the chapter. To find accurate solutions to the exercise questions, you must have knowledge of cartesian planes and graphs.

## RS Aggarwal Class 8 Maths Solutions Chapter 24: Pie Charts

Chapter 24 of RS Aggarwal Class 8 solutions teaches you about the construction of pie charts. You will study how to find the central angles of the pie chart and how these charts can be used to study data in statistics. We have provided all the steps of constructing a pie chart in our solutions so you would not face any issue in understanding this chapter. There are only 2 exercises and 15 questions in the Pie Charts chapter.

## RS Aggarwal Class 8 Maths Solutions Chapter 25: Probability

Probability is the last chapter of Class 8 RS Aggarwal solutions is about the probability of events. This chapter teaches you the basics of probability such as what is sample space, event, experiment, and the types of events. You will also study about random variables, discrete random variables and continuous random variables in the chapter. Some famous questions of probability such as rolling a dice, selection from a deck of cards and tossing of a coin included in this chapter. RS Aggarwal Class 8 Chapter 25 has 2 exercises and 20 questions.