GSEB Notes

This GSEB Class 9 Maths Notes Chapter 10 Areas of Parallelograms and Triangles covers all the important topics and concepts as mentioned in the chapter. Areas of Parallelograms and Triangles Class 9 GSEB Notes Circle and its related terms: Circle: The collection of all the points in a plane, which are at a fixed distance […]

This GSEB Class 9 Maths Notes Chapter 9 Quadrilaterals covers all the important topics and concepts as mentioned in the chapter. Quadrilaterals Class 9 GSEB Notes Planar region: The part of the plane enclosed by a simple closed figure is called a planar region corresponding to that figure. Area of a closed figure: The magnitude

This GSEB Class 9 Maths Notes Chapter 5 Triangles covers all the important topics and concepts as mentioned in the chapter. Triangles Class 9 GSEB Notes Introduction to Geometry: The word ‘geometry’ comes from the combination of two Greek words ‘geo’ meaning ‘the earth’ and ‘metrein’ meaning ‘to measure’. This branch of Mathematics was studied in

This GSEB Class 9 Maths Notes Chapter 4 Lines and Angles covers all the important topics and concepts as mentioned in the chapter. Lines and Angles Class 9 GSEB Notes Linear equation in one variable: ax + b = 0, a, b being real numbers, a ≠ 0 is the standard form of linear equation in

This GSEB Class 9 Maths Notes Chapter 3 Introduction to Euclid’s Geometry covers all the important topics and concepts as mentioned in the chapter. Introduction to Euclid’s Geometry Class 9 GSEB Notes Number Line: Every real number is represented by a unique point on the number line and every point on the number line represents

This GSEB Class 9 Maths Notes Chapter 2 Polynomials covers all the important topics and concepts as mentioned in the chapter. Polynomials Class 9 GSEB Notes Variable: A symbol which takes different numerical values is called a variable and it is denoted by x, y, z, etc. Algebraic expression: Algebraic expression is a combination of

This GSEB Class 9 Maths Notes Chapter 1 Number Systems covers all the important topics and concepts as mentioned in the chapter. Number Systems Class 9 GSEB Notes Natural numbers: The numbers 1, 2, 3, 4, ……. are called natural numbers. The collection of all these numbers is the collection of natural numbers. It is

This GSEB Class 8 Maths Notes Chapter 16 Playing with Numbers covers all the important topics and concepts as mentioned in the chapter. Playing with Numbers Class 8 GSEB Notes → Maths is a subject full of fun, magic and wonders. → A 2-digit number whose tens digit is a and units digit is b

This GSEB Class 8 Maths Notes Chapter 15 Introduction to Graphs covers all the important topics and concepts as mentioned in the chapter. Introduction to Graphs Class 8 GSEB Notes → A bar graph is used to show comparison among categories. → Birth rate, death rate, rain, production of crop, results of cricket & football

This GSEB Class 8 Maths Notes Chapter 14 Factorisation covers all the important topics and concepts as mentioned in the chapter. Factorisation Class 8 GSEB Notes → The method of writing a given algebraic expression as the product of two expressions is known as the factorisation of the Expressions. → ax + ay + az

This GSEB Class 8 Maths Notes Chapter 13 Direct and Indirect Proportions covers all the important topics and concepts as mentioned in the chapter. Direct and Indirect Proportions Class 8 GSEB Notes → Ratio: Ratio is a comparison of two quantities of similar kind with the help of division. → Proportion: When two ratios are

This GSEB Class 8 Maths Notes Chapter 12 Exponents and Powers covers all the important topics and concepts as mentioned in the chapter. Exponents and Powers Class 8 GSEB Notes → Laws of exponents : am × an = am+n where m and n are integers. am = am-n where a ≠ 0, m >

This GSEB Class 8 Maths Notes Chapter 11 Mensuration covers all the important topics and concepts as mentioned in the chapter. Mensuration Class 8 GSEB Notes → Perimeter: It is the distance around the boundary of any figure. Perimeter becomes the sum of all sides of the given figure. It is measured using units. →

This GSEB Class 8 Maths Notes Chapter 10 Visualising Solid covers all the important topics and concepts as mentioned in the chapter. Visualising Solid Class 8 GSEB Notes → The figures having length and breadth only are known as 2-D figures. → It is very convenient to visualise these figures, e.g. Triangle, Circle, Square, Rectangle,

This GSEB Class 8 Maths Notes Chapter 9 Algebraic Expressions and Identities covers all the important topics and concepts as mentioned in the chapter. Algebraic Expressions and Identities Class 8 GSEB Notes → Algebraic expressions are formed from variables and constants. → Constant is a symbol which has a fixed numerical value, such as -5,

This GSEB Class 8 Maths Notes Chapter 8 Comparing Quantities covers all the important topics and concepts as mentioned in the chapter. Comparing Quantities Class 8 GSEB Notes → Ratio: It is comparision of two quantities of similar kind with the help of division. → Two quantities can be compared only if they are of

This GSEB Class 8 Maths Notes Chapter 7 Cubes and Cube Roots covers all the important topics and concepts as mentioned in the chapter. Cubes and Cube Roots Class 8 GSEB Notes → Taking one and the same number three times and multiplying, we get the cube of that number. In other words, repeated multiplication

This GSEB Class 8 Maths Notes Chapter 6 Squares and Square Roots covers all the important topics and concepts as mentioned in the chapter. Squares and Square Roots Class 8 GSEB Notes → If a whole number is multiplied by itself, the product is called the square of a number. For e.g. 1 × 1

This GSEB Class 8 Maths Notes Chapter 5 Data Handling covers all the important topics and concepts as mentioned in the chapter. Data Handling Class 8 GSEB Notes → A collection of numerical facts regarding particular type of information is called data. → To study data easily, it is represented by graphs. → A Pictograph:

This GSEB Class 8 Maths Notes Chapter 4 Practical Geometry covers all the important topics and concepts as mentioned in the chapter. Practical Geometry Class 8 GSEB Notes → With the help of a ruler and compass angles like 90°, 45°, 60°, 30°, 75°. 105°, 120°, 150° can be constructed. Angles like 35°, 25°, 50°,