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Category Archives: Class 8

Question 1: Construct the following quadrilaterals: (i) Quadrilateral ABCD      AB = 4.5 cm, BC = 5.5 cm, CD = 4 cm, AD =… Read More
Question 1. Use a suitable identity to get each of the following products. (i) (x + 3) (x + 3)  Solution: (x + 3) (x… Read More
Percentage change refers to the concept of variation in the measurement basis of an item, that is by what quantity the net worth of an… Read More
Linear equation is an algebraic equation that is a representation of the straight line. Linear equations are composed of variables and constants. These equations are… Read More
Problem 1: What will be the unit digit of the squares of the following numbers? Solution: To find the unit digit of the square of… Read More
Question 1: Verify the commutativity of the addition of rational numbers for each of the following pairs of rational numbers (i) -11 / 5 and… Read More
Question 1. Add the following rational numbers: (i) -5 / 7 and 3 / 7 Solution: (-5 / 7) + 3 / 7 Since denominators… Read More
Linear equation is an algebraic equation that is a representation of the straight line. Linear equations are composed of variables and constants. These equations are… Read More
In mathematics, an algebraic expression is an expression built up from integer constants, variables, and algebraic operations. This article is about Expressions and Identities in… Read More
Quadrilaterals can be defined as types of polygons that have four sides, four vertices, and four angles, along with a pair of diagonals. The Sum… Read More
Equations contain two types of quantities, one variable the other is number. But we can consider both equivalents for the sake of reverse operations. This… Read More
Mensuration the branch of mathematics which deals with the study of different geometrical shapes, their areas, and volume. It uses geometric calculations and algebraic equations… Read More
Area of a quadrilateral is the space inside the boundary of a quadrilateral. A quadrilateral can be defined as a closed two-dimensional shape that has… Read More
Mensuration is the branch of geometry that deals with the measurement of area, length, or volume in 2D and 3D shapes. The 2D shapes can… Read More
Number System is a method of representing Numbers on the Number Line with the help of a set of Symbols and rules. These symbols range… Read More

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