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Class 9 10 maths formulae
All essential Math formulas & concepts for Class 9th & 10th students in English.
Math Formulae 9th 10th English – Complete Revision & Reference Guide Are you studying in Class 9 or Class 10 and looking for an easy, structured way to revise all your Mathematics formulas? Math Formulae 9th 10th English is the ultimate offline reference app designed specifically for English-medium students preparing for school unit tests, half-yearly exams, and crucial Secondary Board Examinations (CBSE, ICSE, and State Boards). Whether you need a quick formula check while solving homework or an all-in-one revision cheat sheet right before an exam, this app puts every critical mathematical identity, equation, theorem, and concept right at your fingertips! Key Features Comprehensive Math Formulas: Covers the entire official syllabus of Class 9th and Class 10th Mathematics in clear, easy-to-understand English. 100% Free of Cost: Complete access to all formulas with zero hidden charges, subscriptions, or paywalls. Organized & Chapter-Wise: Formulas are neatly sorted topic by topic and chapter by chapter for quick, hassle-free navigation. Clean & Distraction-Free UI: Simple, high-readability design so you can focus purely on studying without clutter. Designed for Quick Revision: Essential formulas, rules, properties, and standard theorems highlighted for rapid last-minute exam prep. 100% Privacy Focused: No login, registration, or personal data collection required. Just open the app and start learning. Complete Chapter-Wise Syllabus Coverage 1. Number Systems & Polynomials Rational and Irrational Numbers, Laws of Exponents for Real Numbers, Factorization Theorems and Remainder Theorem 2. Coordinate Geometry & Linear Equations Cartesian System, Plotting Points in a Plane, Coordinates Solutions of Linear Equations in Two Variables and their Graphical Representation 3. Geometry: Lines, Angles, Triangles & Quadrilaterals Properties of Parallel Lines and Transversals Congruence Criteria of Triangles (SAS, ASA, SSS, RHS) Inequalities in Triangles and Properties of Quadrilaterals (Parallelograms, Rectangles, Rhombus, Square) 4. Areas, Circles & Constructions Areas of Parallelograms and Triangles on the same base and between same parallels Angle Subtended by a Chord at a Centre, Cyclic Quadrilaterals Basic Geometric Constructions 5. Mensuration & Statistics-Probability Heron's Formula for Area of Triangles Surface Areas and Volumes of Cubes, Cuboids, Cylinders, Cones, Spheres, and Hemispheres Mean, Median, Mode of Ungrouped/Grouped Data, and Empirical Probability Basics CLASS 10th MATHEMATICS 1. Number Systems & Polynomials Fundamental Theorem of Arithmetic, HCF & LCM via Prime Factorization Geometrical Meaning of Zeroes of a Polynomial, Relationship between Zeroes and Coefficients 2. Pair of Linear Equations & Quadratic Equations Graphical, Substitution, Elimination, and Cross-Multiplication Methods for Linear Equations Standard Form of Quadratic Equations, Solution by Factorization, Completing the Square, and Quadratic Formula ($Discriminant, D = b^2 - 4ac$$) 3. Arithmetic Progressions (AP) & Coordinate Geometry, Distance Formula, Section Formula, and Area of a Triangle in Coordinate Geometry 4. Triangles, Circles & Constructions Basic Proportionality Theorem (Thales Theorem) and Similarity Criteria of Triangles Tangents to a Circle, Number of Tangents from a Point, Theorems related to Tangents Construction of Triangles and Tangents to Circles 5. Trigonometry & Its Applications Trigonometric Ratios, Values of Standard Angles Trigonometric Identities and Complementary Angles Heights and Distances: Angle of Elevation and Angle of Depression 6. Mensuration, Statistics & Probability Areas Related to Circles: Sector and Segment Area Formulas Surface Areas and Volumes of Combination of Solids (Cone on a Cylinder, Hemisphere on a Cylinder, etc.) Mean, Median, and Mode for Grouped Data, Cumulative Frequency Graphs (Ogives) Classical (Theoretical) Probability and Elementary Events