Category: STD09 MATHS
Heron’s Formula
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Quadrilaterals
1. Introduction to Quadrilaterals – Definition of quadrilateral – Properties of quadrilaterals – Types of quadrilaterals 2. Types of Quadrilaterals – Parallelogram – Rectangle – Square – Rhombus – Trapezium – Kite 3. Properties of a Parallelogram – Opposite sides are equal – Opposite angles are equal – Diagonals bisect each other – Adjacent angles…
Euclid’s Geometry
Concepts Geo means EarthMetry means measurement Statement – a sentence – either true or false – but cannot be both.e.g. 3 + 8 = 10 false statement3+ 8 = 11 = correct statementKala is fair. This is not a statement. because, for some persons she may look fair; for others she may not look fair….
Real Numbers
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Euclid Geometry
Here are Euclid’s five common notions (axioms): Euclid’s Postulates: To give a concrete example, here are the five postulates from Euclid’s “Elements” that form the foundation of Euclidean geometry: Problem Prove that an equilateral triangle can be constucted on any given line segment.
Addition and subtraction in polynomials
Concept Video Any Time Online Quiz A polynomial is a mathematical expression consisting of variables, coefficients, and mathematical operations such as addition, subtraction, and multiplication. It is composed of terms, where each term includes a variable raised to a non-negative integer exponent, multiplied by a coefficient. Polynomials can have one or multiple variables and can…
Arithmetic Progressions
nth Term of Arithmetic progression: Concept Map Sum of n terms of A.P. concept map