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Latest Class 9 Mathematics NCERT Solutions
Chapter 1 Number Systems
Explore the different types of numbers, including real and irrational numbers. Learn about the properties of the real number system and methods to represent them on the number line.
Chapter 2 Polynomials
Understand the basics of polynomials, their types, and degrees. Dive into operations like addition, subtraction, multiplication, and factorization, and study the relationships between zeros and coefficients.
Chapter 3 Coordinate Geometry
Learn to represent points on a Cartesian plane and understand the concepts of coordinates. This chapter lays the foundation for advanced studies in geometry and algebra.
Chapter 4 Linear Equations in Two Variables
Solve linear equations graphically and algebraically. Understand how to plot these equations and find solutions using graphs.
Chapter 5 Introduction to Euclid's Geometry
Discover the axioms, postulates, and theorems of Euclid's geometry, which form the basis of modern geometry.
Chapter 6 Lines and Angles
Study different types of angles and their properties. Learn about the relationships between angles formed by intersecting lines, parallel lines, and transversals.
Chapter 7 Triangles
Understand the properties of triangles, including congruence criteria (SSS, SAS, ASA, RHS). Dive into the Pythagoras theorem and inequalities in triangles.
Chapter 8 Quadrilaterals
Explore the properties of quadrilaterals, including parallelograms, rectangles, rhombuses, and squares. Study their properties and the relationships between their sides and angles.
Chapter 9 Circles
Learn about the various properties of circles, including chords, arcs, and tangents. Study important theorems related to circles and their applications.
Chapter 10 Heron’s Formula
Discover Heron’s formula for calculating the area of a triangle when the lengths of its sides are known. Learn its applications in solving real-world problems.
Chapter 11 Surface Areas and Volumes
Calculate the surface area and volume of 3D shapes like spheres, cones, cylinders, and cubes. This chapter combines geometry and practical applications.
Chapter 12 Statistics
Study the collection, organization, and representation of data. Learn about measures of central tendency like mean, median, and mode, and their importance in interpreting data.