Category: CBSE 8 Mathematics | Free Material

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Pre-Requisires Test & Enrich Mensuration | Speed Notes Notes For Quick Recap Perimeter: Length of boundary of a simple closed figure. Perimeter of Rectangle = 2(l +b)Perimeter of Square = 4aPerimeter of Parallelogram = 2(sum of two adjacent sides)Area: The measure of region enclosed in a simple closed figure. Area of a trapezium = half…

  • Mensuration | Study

    Mensuration | Study

    Mensuration | Study

    Pre-Requisires Test & Enrich Mensuration | Speed Notes Notes For Quick Recap Perimeter: Length of boundary of a simple closed figure. Perimeter of Rectangle = 2(l +b)Perimeter of Square = 4aPerimeter of Parallelogram = 2(sum of two adjacent sides)Area: The measure of region enclosed in a simple closed figure. Area of a trapezium = half…

  • Direct And Inverse Proportions  | Study

    Direct And Inverse Proportions | Study

    Direct And Inverse Proportions  | Study

    Pre-Requisires Test & Enrich Direct and Inverse Proportions | Speed Notes Notes For Quick Recap Variations: If the values of two quantities depend on each other in such a way that a change in one causes corresponding change in the other, then the two quantities are said to be in variation. (Scroll down to continue…

  • Factorisation  | Study

    Factorisation | Study

    Factorisation  | Study

    Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Factorisation: Representation of an algebraic expression as the product of two or more expressions is called factorization. Each such expression is called a factor of the given algebraic expression. (Scroll down to continue …) Study Tools Audio, Visual & Digital Content When we factorise an…

  • Introduction to Graphs | Study

    Introduction to Graphs | Study

    Introduction to Graphs | Study

    Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Graphical presentation of data is easier to understand. Study Tools Audio, Visual & Digital Content Introduction to Graphs A line graph displays data that changes continuously over periods of time. A line graph which is a whole unbroken line is called a linear graph. For…

  • Exponents And Powers  | Study

    Exponents And Powers | Study

    Exponents And Powers  | Study

    Pre-Requisires Test & Enrich Exponents and Powers | Speed Notes Notes For Quick Recap Numbers with exponents obey the following laws of exponents.  Very small numbers can be expressed in standard form using negative exponents. (Scroll down to continue …) Study Tools Audio, Visual & Digital Content Use of Exponents to Express Small Number in…

  • Comparing Quantities | Study

    Comparing Quantities | Study

    Comparing Quantities | Study

    Pre-Requisires Test & Enrich Comparing Quantities | Speed Notes Notes For Quick Recap Ratio: Comparing by division is called ratio. Quantities written in ratio have the sameunit. Ratio has no unit. (Scroll down to continue …) Study Tools Audio, Visual & Digital Content Equality of two ratios is called proportion. Product of extremes = Product…

  • Algebraic Expressions And Identities | Study

    Algebraic Expressions And Identities | Study

    Algebraic Expressions And Identities | Study

    Pre-Requisires Test & Enrich Algebraic Expressions and Identities | Speed Notes Notes For Quick Recap Expressions are formed from variables and constants. Constant: A symbol having a fixed numerical value. Example: 2,, 2.1, etc. (Scroll down to continue …) Study Tools Audio, Visual & Digital Content Variable: A symbol which takes various numerical values. Example:…

  • Data Handling  | Study

    Data Handling | Study

    Data Handling  | Study

    Pre-Requisires Test & Enrich Data Handling | Speed Notes Notes For Quick Recap Data Handling: Deals with the process of collecting data, presenting it and getting result. Data mostly available to us in an unorganised form is called raw data. (Scroll down to continue …) Study Tools Audio, Visual & Digital Content Grouped data can…

  • Squares And Square Roots | Study

    Squares And Square Roots | Study

    Squares And Square Roots | Study

    Pre-Requisires Test & Enrich Squares and Square Roots | Speed Notes Notes For Quick Recap Square: Number obtained when a number is multiplied by itself. It is the number raised to the power 2. 22 = 2 x 2=4(square of 2 is 4). If a natural number m can be expressed as n2, where n…

  • Class 8 | Mathematics

    Class 8 | Mathematics

    Class 8 | Mathematics

    FREE Educational Tools Course Features Personalised Education Pre-Requisites Test & Enrich Study Tools Audio Visual & Digital Content Testing Tools Assign, Assess & Analyse Interactive Tools Ask, Answer & Discuss Speed Notes Notes For Quick Revision E-book Chapterwise Textbook Assignment Tools Testing Tools To Assign, Assess & Analyse NCERT Solutions Solved Exercises NCERT Exemplar HOTS…

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