Maths


Class - Navodaya Entrance 9th Subjects
Everything You need to know
 

Here, we will cover the various topics regarding the Subject Mathematics for Class 8. The concepts that are mastered in the lower classes help us to crack many entrance exams like JEE Main, JEE Advanced, etc. At ABHYASONLINE. IN you can master the concepts at your own learning pace. It provides conceptual testing with an analytical report identifying the weak, moderate and strong concepts. The student can revise the weak concepts with the help of videos and can attempt the remedial test to know the present level of understanding. We at ABHYASONLINE believe that if the weak concepts are identified and improved then every student can achieve their goals in life. Follow the links below to master each and every concept of various topics in  Physics along with video lectures.

 

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Explore Concepts (Click & View)

- Line, Line Segment and Ray

- Collinear Points

- Types of Angles

- Complementary Angles

- Supplementary Angles

- Adjacent Angles

- Linear Pair

- Vertically Opposite Angles

- Angles on a Straight Line

Sample Test(s)
Test Name
Subject(s)
Topics / Chapters
Questions / Marks
Action
Tutorial - 9th - Maths [Lines and Angles I]
Maths
Lines and Angles I
10 / 10
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Explore Concepts (Click & View)

- Square Using Column Method

- Square Using Diagonal Method

- Square Of Number Ending With 5

- Square Root Using Successive Subtraction of Odd Numbers

- Square Root Using Tens and Ones Method

- Square Root Using Long Division

- Finding Nearest Perfect Square by Subtraction

- Finding Nearest Perfect Square by Addition

- Square Root of Decimals

- Approximating Square Roots


 

Explore Concepts (Click & View)

- Perfect Cube

- Properties of Cubes of Numbers

- Cube Root by Prime Factorisation

- Cube Root by Successive Subtraction

- Cube Root Using Digits

- Cube using Column Method

- Cube Root by Estimation Method


 

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- Solving Linear Equations without Brackets

- Solving Equation with Brackets

- Statement Sums involving Linear Equations

- Solving Statements Involving Age


 

Explore Concepts (Click & View)

- Solving Statements For A Two Digit Number

- Statement sums involving Coins

- Problems Based on Speed

- Solving Statement For Upstream And Downstream


 

Explore Concepts (Click & View)

- Polygons and its Classification

- Types of Quadrilateral

- Angle Sum Property of Quadrilateral

- Angle Sum Property of Polygons

- Sum of the Measures of the Exterior Angles of a Polygon

Sample Test(s)
Test Name
Subject(s)
Topics / Chapters
Questions / Marks
Action
Tutorial - 9th - Maths [Quadrilaterals I]
Maths
Quadrilaterals I
10 / 10
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Explore Concepts (Click & View)

- Properties of Rectangle

- Properties of Rhombus

- Properties of Square

- Properties of Trapezium

Sample Test(s)
Test Name
Subject(s)
Topics / Chapters
Questions / Marks
Action
Tutorial - 9th - Maths [Quadrilaterals II]
Maths
Quadrilaterals II
10 / 10
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Explore Concepts (Click & View)

- Comparision By Difference

- Comparison By Division

- Ratio

- Ratio and Its Simplest Form

- Comparision of Ratios

- Equivalent Ratios

- Comparing Quantities Using Ratio

- Statement Sums involving Ratios

- Proportion

- Difference Between Ratio and Proportion

- Continued Proportion

- Statement Sums involving Proportion

- Tricks For Ratio and Proportion

- Unitary Method


 

 

Explore Concepts (Click & View)

- Perfect Square

- Square of Number 1-50

- Square Root Using Prime Factorization

- General Properties of Squares

- Properties of Square - Based on Ending Digits

- Properties of Square - Unit Digit of Square

- Properties of Square - Difference of Consecutive Numbers

- Pythagorean Triplet

- Number Between Square Numbers

- Properties of Square - Based on Pattern


 

Explore Concepts (Click & View)

- Parts of a Triangle

- Angle Sum Property of a Triangle

- Pythagoras Theorem

- Types of Triangle based on Angle

- Types of Triangle based on Side

- Calculating Perimeter of Triangle


 

Explore Concepts (Click & View)

- Exterior Angle Property


 

 

Explore Concepts (Click & View)

- Problems Based on Speed

- Speed of an Object

- Conversion of Units

- Problems Involving Ratio Of Speed

- Problems Involving Average Speed

- Problems Involving Relative Speed


 

Explore Concepts (Click & View)

- Single Pipe Emptying The Tank

- Single Pipe Filling The Tank

- Multiple Pipes Filling The Tank

- Pipes Emptying and Filling The Tank

- Solving Statements Involving Pipes


 

Explore Concepts (Click & View)

- Problems Involving Moving Train And Stationary Person

- Problems Involving Train Crossing Bridge or Platform

- Problems Involving Crossing Of Trains Moving In Same Direction

- Problems Involving Crossing Of Trains Moving In Opposite Direction

- Problems Involving Moving Train And Moving Person

- Problems Based on Trains


 

Explore Concepts (Click & View)

- Problems Involving Speed of Boat In Still Water

- Problems Involving Boat Moving Downstream

- Problems Involving Boat Moving Upstream

- Solving Statement For Upstream And Downstream


 

Explore Concepts (Click & View)

- Perimeter of Square

- Perimeter of Rectangle

- Circumference of Circle

- Area of Square

- Area of Rectangle

- Area of Triangle

- Area of Circle

- Area of a Parallelogram

- Area of Trapezium

- Perimeter of Trapezium

- Area of Rhombus

- Perimeter of Rhombus

- Area of Equilateral Triangle

- Area of Path and Verandah

- Area of Composite Figure


 

Explore Concepts (Click & View)

- Identity Property

- Commutative Property

- Multiplicative Inverse

- Division of Rational Numbers

- Multiplication of Rational Numbers

- Rational Numbers between Two Rational Numbers

- Properties of Rational Numbers

- Simplification of Rational Numbers


 

Explore Concepts (Click & View)

- Rational Numbers

- Equivalent Rational Numbers

- Standard Form of Rational Numbers

- Comparison of Rational Numbers by Cross Multiplication

- Comparison of Rational Numbers

- Addition of Rational Numbers

- Additive Inverse

- Subtraction of Rational Numbers

- Associative Property

- Representation of Rational Numbers on Number Line

- Distributive Property

- Closure Property

- Absolute Value of Rational Numbers


 

Explore Concepts (Click & View)

- Law 4 Power of Exponents

- Law 5 Zero Exponent

- Positive and Negative Integral Exponents

- Standard Form of Exponents and Power

- Statement Sums Involving Exponent and Power

- Simplification of Exponents and Power

- Surds and Its Type

- Comparision of Surds


 

Explore Concepts (Click & View)

- Express as Rational Number

- Express in Exponential Form

- Law 1 Product of exponents

- Law 2 Division of Exponents

- Law 3 Inverse of Exponents

- Product of base when exponent is same

- Rationalisation of Surds


 

Explore Concepts (Click & View)

- Time and Work

- Direct Variation With Exponents

- Inverse Variation With Exponents


 

Explore Concepts (Click & View)

- Direct Variation

- Inverse Variation


 

Explore Concepts (Click & View)

- Statistics

- Statistical Data

- Data and its Interpretation

- Range of Data

- Class Mark

- Class Size

- Bar Graph

- Histogram

- Frequency Distribution

- Pie Chart

- Mean of Ungrouped Data


 

Explore Concepts (Click & View)

- Factorization into Monomials

- Factorization by Grouping of Terms

- Factorisation Using Square Identities

- Factorization by Middle Term Splitting


 

Explore Concepts (Click & View)

- Algebraic Identity - Square of Sum of Binomial

- Algebraic Identity - Square of difference of Binomial

- Algebraic Identity - Dfference of Square

- Algebraic Identity -3

- Algebraic Identity - Square of Trinomial


 

Explore Concepts (Click & View)

- Like and Unlike Terms

- Finding Value of an Expression

- Polynomial Expression

- Degree of a Term

- Degree of a Polynomial

- Standard Form For a Polynomial

- Addition of Algebraic Expression

- Subtraction of Algebraic Expression

- Multiplication of Monomials

- Multiplication of Binomial with a Monomial

- Multiplication of Binomials

- Division of Polynomial by a Monomial

- Division of Polynomial by another Polynomial Long Division


 

Explore Concepts (Click & View)

- Simple Interest

- Compound Interest Compounded Annually

- Compound Interest Different Rates

- Compound Interest Time in Fractions

- Compound Interest Half Yearly

- Compound Interest Quarterly

- Inverse Problems on Compound Interest - Principal

- Inverse Problems on Compound Interest - Rate

- Inverse Problems on Compound Interest Time Period

- Problems on Population Growth

- Problems on Depreciation


 

Explore Concepts (Click & View)

- Profit and Loss in Rupees

- Profit and Loss Percent

- Finding Cost Price

- Finding Selling Price

- Discount and Discount Percentage

- Finding Marked Price and List Price

- Successive Discount

- Finding Tax


 

Explore Concepts (Click & View)

- Ratio and Percentages

- Using OF Operator in Percentages

- Express the Fraction as Percentage

- Express Decimal as Percentage

- Express as Percentage

- Percentage Change

- Successive Percentage Change

- Percentage Increase or Decrease Using Multiplier

- Percetage Increase or Decrease

- Unitary Method In Percentages


 

Explore Concepts (Click & View)

- Numbers in General Form

- Divisibility Rule of 2

- Divisibility Rule of 10

- Divisibility Rule of 5

- Divisibility Rule of 9

- Divisibility Rule of 3

- Factors

- Multiples

- Divisibility Rule of 8

- Divisibility Rule of 6

- Divisibility Rule of 11

- Divisibility Rule of 4

- Cryptarithm

- Prime and Composite Numbers

- Highest Common Factor

- Least Common Multiple

- BODMAS Simplification With Complex Brackets

- Even and Odd Numbers

- Co-Prime and Twin Prime Numbers

- Prime Factorization

- Divisibility Rule of 7

- Relationship Between HCF & LCM

- Statement Sums Involving H.C.F.

- Statement Sums Involving L.C.M.

- BODMAS Simplification Without Brackets

- BODMAS Simplification With Simple Brackets

- Tricks With Digits

- Interchanging Digits


 

Explore Concepts (Click & View)

- Surface Area of a Cube

- Lateral Surface Area of a Cube

- Total surface area of a cuboid

- Lateral Surface Area of a Cuboid

- Lateral Surface Area of a Cylinder

- Volume of a cube

- Volume of a cuboid

- Volume of cylinder


 


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