📘 Class 9 Math – Complete Learning Hub
Welcome to Class 9 Math section of MathCity.
Here you will find step-by-step lessons, solved problems, worksheets, and quizzes designed for Class 9 students.
📚 Topics Covered
📈 Linear Equations
- Introduction. Linear Equation of a line parallel to y-axis
- Linear Equation and graph of a line parallel to x-axis
- What is the Slope of a Line
- How to Calculate the Slope of a Line
- Understanding the Undefined Slope of a Line
- How to Identify Parallel and Perpendicular Lines Using Slopes
- An Introduction to the Three Forms of Linear Equations
- How to derive Linear Equation using Point-Slope Form
- How to easily find X-Intercept and Y-Intercept of a Linear Equation
- Slope-Intercept Form of a Linear equation. A Simple Guide
- How to Calculate Slope-Intercept Form of a Line
- How to Graph Slope-Intercept Form of a Linear Equation
- How to Graph Linear Inequalities: A Beginner’s Guide
🔵 Circle Basics
RADIUS, DIAMETER, CIRCUMFERENCE and AREA of a CIRCLE
- What is Center of a Circle, Radius of a Circle and Diameter of a Circle
- How to find Radius of a Circle if co-ordinates of Center and any other point on circle are given
- Formulas of Area and Perimeter of Circle and Semi-Circle
- How to find Diameter of a Circle if its Area is given
- How to find Area between two Concentric Circles
- How to find Area of Sector of a Circle if Diameter of a Circle and Sector Area are given
📌 Worksheets
Linear Equations
- Graphing Linear Equation by Table Values. Worksheet 1
- Graphing Linear Equation by Table of Values Worksheet 1 (ANSWER KEY)