Maths-Class-7

33 posts

Last Updated: 23 July 2025

Mathematics is a critical subject that helps students develop analytical thinking, logical reasoning, and practical problem-solving skills. In Grade 7, students build on t...read more

NCERT Class 7 INTEGERS Ex 1.1 Chapter 1

Last Updated: 09 May 2024

Ex 1.1 Chapter 1 INTEGERSQuestion 1 Write down a pair of integers whose: (a) sum is –7Solution:(i) -7 and 0-7 + 0 = -7 (ii) -2 and -5 -2 + (-5) = -2 - 5 = -(2 + 5) = -7...read more

Last Updated: 23 July 2025

Double Bar Graph is a graph used to relate two similar types of quantities. The representation of the double bar graph contains two bars to compare the required quantities...read more

Last Updated: 23 July 2025

RHS Congruence Rule is also known as the HL (Hypotenuse-Leg) Congruence Theorem. It states the criteria for any two right-angle triangles to be congruent.This rule states ...read more

Last Updated: 26 February 2026

Intersecting lines are those lines that interact with each other at one point, forming an intersection point. Also, at the intersection of two lines, four angles are forme...read more

Last Updated: 26 January 2026

Decimals are a way of representing numbers that are not whole numbers. They help us express values that lie between two integers and make calculations involving parts of a...read more

Polygons | Formula, Types, and Examples

Last Updated: 04 December 2025

A polygon is a closed 2-dimensional shape made up of straight line segments. These line segments are called sides, and the points where they meet are called vertices (corn...read more

Commutative Property - Definition | Commutative Law and Examples

Last Updated: 07 March 2026

The Commutative property states that the result of an operation between two numbers remains the same irrespective of the position of the numbers. For example, 2 + 3 is the...read more

Nonagon | Properties, Types and Examples

Last Updated: 23 July 2025

Nonagon is a polygon with nine sides and nine angles. It is also known as Enneagon. Whether regular or irregular, convex or concave, the nonagon takes on various forms bas...read more

Altitude of Triangle - Definition, Formulas, Examples, Properties

Last Updated: 23 July 2025

The Altitude of a triangle is the length of a straight line segment drawn from one of the triangle's vertices (corners) perpendicular to the opposite side. It's like measu...read more

Linear Pair of Angles: Definition, Axioms, Examples

Last Updated: 23 July 2025

A linear pair of angles is a pair of adjacent angles formed when two lines intersect. They share a common arm (or ray), and their non-common arms are on the same line, mak...read more

Last Updated: 10 February 2026

Closure Property is the property that deals with the operations and their results within a certain set of numbers. This property states that if a set of numbers is closed ...read more

Frequency Distribution Table

Last Updated: 13 April 2026

A frequency distribution table is a way of organizing data so you can easily see how often (frequency) each value or group of values appears. It usually has two columns: o...read more

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Rhomboid

Last Updated: 23 July 2025

Rhomboid is a close geometric figure in which opposite sides are parallel to each other. Rhomboid is different from Rhombus. Rhomboid is a type of parallelogram. Since, i...read more

Last Updated: 23 July 2025

Point Symmetry, Origin Symmetry, or Central Symmetry is a type of symmetry where an object or shape looks the same when rotated 180° (a half-turn) around a central point.I...read more

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