Joy Of Mathematics 8

Mathematics

Solutions of Circles from Joy of Mathematics

SN Chhibber's Joy of Mathematics detailed solutions to all the exercises of Circles for 8th CBSE are provided here. The topics covered are such as Centre, Radius and, Diameter. The points to remember in the SN Chhibber's Book Solutions is ideal for quick revision.

Attempt the practice questions on Chapter 17: Circles, Exercise 1: Try This with hints and solutions to strengthen your understanding. Joy Of Mathematics 8 solutions are prepared by Experienced Embibe Experts.

S.N. Chhibber Solutions for Chapter: Circles, Exercise 1: Try This

Attempt the practice questions on Chapter 17: Circles, Exercise 2: Exercise with hints and solutions to strengthen your understanding. Joy Of Mathematics 8 solutions are prepared by Experienced Embibe Experts.

S.N. Chhibber Solutions for Chapter: Circles, Exercise 2: Exercise

Attempt the practice questions on Chapter 17: Circles, Exercise 3: Multiple Choice Questions with hints and solutions to strengthen your understanding. Joy Of Mathematics 8 solutions are prepared by Experienced Embibe Experts.

S.N. Chhibber Solutions for Chapter: Circles, Exercise 3: Multiple Choice Questions

Attempt the practice questions on Chapter 17: Circles, Exercise 4: Revision Time with hints and solutions to strengthen your understanding. Joy Of Mathematics 8 solutions are prepared by Experienced Embibe Experts.

S.N. Chhibber Solutions for Chapter: Circles, Exercise 4: Revision Time

Finding the Centre of a Circle

Diameter of the Circle

Angles of the Semicircle: Right Angle

A Circle's Radius and More

Tangent and Chord for Concentric Circles

Tangent as Perpendicular to Radius: Illustration

Tangent as Perpendicular to the Radius

Introduction to Circumference

Tangent to a Circle

This model test paper helps students to improve their skills in a specific topic. This test paper comprises questions on all important concepts from all chapters.

Model Test Paper

This chapter deals with the concept of probability, which is the likelihood or chance of an event occurring. It describes the various terms associated with probability and method of finding the probability of an event through solved examples.

Probability

This unit discusses data and its arrangement in a tabular form using tally marks. We will also learn to interpret and represent data using bar graphs and diagrams.

Data Handling

This chapter explains the methods of finding the surface area, total surface area and volume of the shapes such as cubes, cuboids and right circular cylinders. It also discusses how to find the surface area and volume of a hollow cylinder and the capacity of a container.

Surface Area and Volume of Solids

This chapter deals with the method of finding the area and perimeter of a triangle and quadrilateral. It also discusses the methods to find the circumference and area of a circle, area of a semicircle and circular ring.

Perimeter and Area of Plane Figures

This chapter explains the various terms associated with solid shapes. It describes the method of drawing the nets of a cuboid, cube, pyramid, cylinder and cone. It also discusses the construction of 3-D and 2-D shapes and the verification of Euler’s formula.

Recognition of Solids

This chapter explains the symmetry of a point, line and the method of finding the line of symmetry for different symmetrical objects.The concepts of rotational symmetry and its the order are also covered here in detail.

Symmetry, Reflection and Rotation

This chapter explains the construction of quadrilaterals using five different measurements of quadrilaterals. It also describes the construction process of rectangular, square, parallelogram and rhombus shapes.

Construction of Quadrilaterals

This chapter explains the terms associated with quadrilaterals. We will learn about the angle sum and exterior angle sum property of the quadrilaterals. It also briefly discusses rhombus, parallelogram, square and some other shapes.

Properties of Quadrilaterals

This chapter explains how to solve the linear equations. We will learn about the ideas of replacement set and solution set. Linear inequations and their properties and representation of their solution set on the number line are also explained here in detail.

Linear Equations and Inequations in One Variable

This chapter explains the concept of factorisation. We will learn to factorise an expression through the processes of taking common factors, grouping the terms and finding the difference between two squares. It also discusses the factorisation of quadratic trinomial.

Factorisation

This chapter establishes the concept of identities. A statement which is true for all the values of the variables involved is called identity. Here, we will learn about some standard identities through descriptive examples.

Identities

This chapter deals with the algebraic expressions, polynomials and its types, terms, factors and coefficients. It also discusses the simplification of algebraic expressions and arithmetic operations on algebraic expressions through solved examples.

Algebraic Expressions

This chapter explains the difference between simple and compound interest and the method of calculating them. We will also learn to deduce the formula for calculating the compound interest and finding the growth and depreciation of value.

Simple and Compound Interest

In this chapter, we will learn about the terms profit, loss, selling price, cost price and overhead expenses, along with the formulae used while calculating these values. The method of finding the discount on the marked price and calculation of goods and services tax are also explained.

Profit, Loss and Discount

In this chapter, we will express fractions and decimals as percentages and vice versa. It also discusses the method of finding the percentage of a quantity, percentage increase and decrease and percentage error through solved examples.

Percentage

This chapter explains the concept of the unitary method. It also explains direct and inverse variations through various solved problems. We will also learn the methods of solving problems related to time and work.

Direct and Inverse Variation

This chapter explains the factors and multiples of a number. It also discusses the different types of numbers, and explains how to write numbers in generalised form and test the divisibility of numbers by other numbers. Besides, we learn the concept of prime factorisation.

Playing with Numbers

This chapter discusses the method of finding the cube of a number through the prime factorisation method. It also helps us identify whether a given number is a perfect cube or not.

Cubes and Cube Roots

This chapter deals with the concepts of decimal numbers, square numbers and square roots. We will learn about the perfect squares and their properties. It also discusses the method of checking if a number is a square number or not and finding the square root of a number.

Squares and Square Roots

In this chapter, we will study the method of expressing the product of a number in exponential notation. It also explains the laws of exponents and the negative power of exponents through elaborative solved problems.

Exponents

This chapter deals with the properties of rational numbers, their standard form and their representation on the number line. It briefly discusses the arithmetic operations on rational numbers and finding a rational number between two rational numbers.

Rational Numbers

This chapter discusses the various operations on sets and their representation methods. It briefly explains the classification of sets, complements of sets, cardinal numbers of sets, union and intersection of sets and Venn diagrams, among other ideas.

Operations on Sets

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Solutions of Circles from Joy of Mathematics

S.N. Chhibber Mathematics Solutions from Chapter 17 - Circles

Exercise Questions from Circles

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