9th Grade Math

9th Grade Math Curriculum, Topics, Lessons, Worksheets, Problems and Answers, Tests

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Ninth Grade Math Lessons, Practice Test, Worksheets, Textbook Questions and Answer Key

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Arithmetic

Rational Numbers

  • Rational Numbers
  • Decimal Representation of Rational Numbers
  • Rational Numbers in Terminating and Non-Terminating Decimals
  • Recurring Decimals as Rational Numbers
  • Laws of Algebra for Rational Numbers
  • Comparison between Two Rational Numbers
  • Rational Numbers Between Two Unequal Rational Numbers
  • Representation of Rational Numbers on Number Line
  • Problems on Rational numbers as Decimal Numbers
  • Problems Based On Recurring Decimals as Rational Numbers
  • Problems on Comparison Between Rational Numbers
  • Problems on Representation of Rational Numbers on Number Line
  • Worksheet on Rational Number as Decimal Numbers
  • Worksheet on Recurring Decimals as Rational Numbers
  • Worksheet on Comparison between Rational Numbers
  • Worksheet on Representation of Rational Numbers on the Number Line

Irrational Numbers

  • Irrational Numbers
  • Definition of Irrational Numbers
  • Decimal Representation of Irrational Number
  • Representation of Irrational Numbers on The Number Line
  • Comparison between Two Irrational Numbers
  • Comparison between Rational and Irrational Numbers
  • Real number between Two Unequal Real Numbers
  • Rationalization
  • Problems on Irrational Numbers
  • Problems on Rationalizing the Denominator
  • Worksheet on Irrational Numbers

Profit and Loss

Compound Interest

  • Compound Interest
  • Introduction to Compound Interest
  • Compound Interest as Repeated Simple Interest
  • Formulae for Compound Interest
  • Comparison between Simple Interest and Compound Interest
  • Worksheet on Compound Interest as Repeated Simple Interest
  • Worksheet on Use of Formula for Compound Interest

Algebra/Linear Algebra

Expansion of Powers of Binomials and Trinomials

  • Expansion of (a ± b)^2
  • Expansion of (a ± b ± c)^2
  • Expansion of (x ± a)(x ± b)
  • Express a^2 + b^2 + c^2 – ab – bc – ca as Sum of Squares
  • Completing a Square
  • Simplification of (a + b)(a – b)
  • Application Problems on Expansion of Powers of Binomials and Trinomials
  • Worksheet on Expansion of (a ± b)^2 and its Corollaries
  • Worksheet on Expanding of (a ± b ± c)^2 and its Corollaries
  • Worksheet on Expansion of (x ± a)(x ± b)
  • Worksheet on Completing Square
  • Worksheet on Simplification of (a + b)(a – b)
  • Worksheet on Application Problems on Expansion of Powers of Binomials and Trinomials
  • Expansion of (a ± b)^3
  • Simplification of (a ± b)(a^2 ∓ ab + b^2)
  • Simplification of (a + b + c)(a^2 + b^2 + c^2 – ab – bc – ca)
  • Expansion of (x + a)(x + b)(x + c)
  • Problems on Expanding of (a ± b)^3 and its Corollaries

Factorization

  • Introduction to Factorization
  • Problems on Factorization by Grouping of Terms
  • Problems on Factorization of Expressions of the Form a^2 – b^2
  • Problems on Factorization Using a^2 – b^2 = (a + b)(a – b)
  • Factorization of a Perfect-square Trinomial
  • Factorization of Expressions of the Form x^2 + (a + b)x + ab
  • Factorization of Expressions of the Form ax^2 + bx + c, a ≠ 1
  • Problems on Factorization of Expressions of the Form x^2 +(a + b)x +ab
  • Worksheet on Factorization of the Trinomial ax^2 + bx + c
  • Factorization of Expressions of the Form a^3 + b^3
  • Factorization of Expressions of the Form a^3 – b^3
  • Factorization of expressions of the Form a^3 + b^3 + c^3 – 3abc
  • Factorization of Expressions of the Form a^3 + b^3 + c^3, a + b + c = 0
  • Miscellaneous Problems on Factorization
  • Worksheet on Factorization

Linear Equations

  • Linear Equation in One Variable
  • Solution of a Linear Equation in One Variable
  • Laws of Equality
  • Method of Solving a Linear Equation in One Variable
  • Problems on Application of Linear Equations
  • Different Types of Problems in Linear Equation in One Variable
  • Worksheet on Linear Equation in One Variable
  • Worksheet on Forming of Linear Equations in One Variable
  • Worksheet on Solving a Word Problem by using Linear Equation in One Unknown

Changing the Subject of a Formula

  • Establishing an Equation
  • Subject of a Formula
  • Change of Subject of Formula
  • Evaluation of Subject by Substitution
  • Problem on Change the Subject of a Formula
  • Worksheet on Framing a Formula
  • Worksheet on Change of Subject

Simultaneous Linear equations

  • Solution of a Linear Equation in Two Variables
  • Method of Elimination
  • Method of Substitution
  • Method of Cross Multiplication

Exponents/Indices

  • Power of a Number
  • Laws of Indices
  • nth Root of a

Quadratic Equation

  • Introduction to Quadratic Equation
  • Formation of Quadratic Equation in One Variable
  • Solving Quadratic Equations
  • General Properties of Quadratic Equation
  • Methods of Solving Quadratic Equations
  • Roots of a Quadratic Equation
  • Examine the Roots of a Quadratic Equation
  • Problems on Quadratic Equations
  • Quadratic Equations by Factoring
  • Word Problems Using Quadratic Formula
  • Examples on Quadratic Equations
  • Word Problems on Quadratic Equations by Factoring
  • Worksheet on Formation of Quadratic Equation in One Variable
  • Worksheet on Quadratic Formula
  • Worksheet on Nature of the Roots of a Quadratic Equation
  • Worksheet on Word Problems on Quadratic Equations by Factoring

Geometry and Measurement

Geometry and Measurement

  • Triangles
  • Classification of Triangles on the Basis of Their Sides and Angles
  • Medians and Altitudes of a Triangle
  • Geometrical Property of Altitudes
  • Properties of Angles of a Triangle
  • Congruency of Triangles
  • Criteria for Congruency
  • Problems on Congruency of Triangles
  • Any point on the bisector of an angle is equidistant from the arms of that angle
  • An Altitude of an Equilateral Triangle is also a Median
  • Bisectors of the Angles of a Triangle Meet at a Point
  • Application of Congruency of Triangles
  • Angles Opposite to Equal Sides of an Isosceles Triangle are Equal
  • Equal Sides of an Isosceles Triangle are Produced, the Exterior Angles angles are equal.
  • The Three Angles of an Equilateral Triangle are Equal.
  • Sides Opposite to the Equal Angles of a Triangle are Equal
  • Problems on Properties of Isosceles Triangles
  • Problem on Two Isosceles Triangles on the Same Base
  • Lines Joining the Extremities of the Base of an Isosceles Triangle
  • Points on the Base of an Isosceles Triangle
  • Theorem on Isosceles Triangle

Inequalities in Triangles

  • Greater Side has the Greater Angle Opposite to It
  • Greater Angle has the Greater Side Opposite to It
  • The Sum of any Two Sides of a Triangle is Greater than the Third Side
  • Perpendicular is the Shortest Theorem
  • Comparison of Sides and Angles in a Triangle
  • Problem on Inequalities in Triangle
  • Sum Of Any Two Sides Is Greater Than Twice The Median
  • Sum of the Four Sides of a Quadrilateral Exceeds the Sum of the Diagonals

Midpoint Theorem

Similarity

  • Similarity
  • Enlargement Transformation
  • Reduction Transformation
  • Properties of Size Transformation
  • Similar Triangles
  • Criteria of Similarity between Triangles
  • AA Criterion of Similarity
  • Basic Proportionality Theorem
  • Converse of Basic Proportionality Theorem
  • Application of Basic Proportionality Theorem
  • Greater segment of the Hypotenuse is Equal to the Smaller Side of the Triangle
  • AA Criterion of Similarly on Quadrilateral
  • Pythagoras’ Theorem
  • Converse of Pythagoras’ Theorem
  • Applying Pythagoras’ Theorem
  • Riders Based on Pythagoras’ Theorem

Rectilinear Figures

  • Rectilinear Figures
  • Sum of the Interior Angles of an n-sided Polygon
  • Sum of the Exterior Angles of an n-sided Polygon

Parallelogram

  • Concept of Parallelogram
  • Opposite Sides of a Parallelogram are Equal
  • Opposite Angles of a Parallelogram are Equal
  • Diagonals of a Parallelogram Bisect Each Other
  • A Quadrilateral is a Parallelogram if its Diagonals Bisect Each Other
  • Pair of Opposite Sides of a Parallelogram are Equal and Parallel
  • A Rhombus is a Parallelogram whose Diagonals Meet at Right Angles
  • A Parallelogram whose Diagonals Intersect at Right Angles is a Rhombus
  • In a Rectangle the Diagonals are of Equal Lengths
  • A Parallelogram, whose Diagonals are of Equal Length, is a Rectangle
  • Diagonals of a Square are Equal in Length & they Meet at Right Angles
  • Diagonals of a Parallelogram are Equal & Intersect at Right Angles
  • Conditions for Classification of Quadrilaterals and Parallelograms
  • Bisectors of the Angles of a Parallelogram form a Rectangle

Area

  • Area of a Closed Figure
  • Base and Height (Altitude) in a Triangle and a Parallelogram
  • Every Diagonal of a Parallelogram Divides it into Two Triangles of Equal Area
  • Parallelogram on the Same Base and Between the Same Parallel Lines are Equal in Area
  • Area of a Parallelogram is Equal to that of a Rectangle Between the Same Parallel Lines
  • Area of a Triangle is Half that of a Parallelogram on the Same Base and between the Same Parallels
  • Triangles on the Same Base and between the Same Parallels are Equal in Area
  • Triangles with Equal Areas on the Same Base have Equal Corresponding Altitudes
  • Problems on Finding Area of Triangle and Parallelogram
  • Area of the Triangle formed by Joining the Middle Points of the Sides of a Triangle is Equal to One-fourth Area of the given Triangle
  • The Area of a Rhombus is Equal to Half the Product of its Diagonals
  • If Each Diagonal of a Quadrilateral Divides it in Two Triangles of Equal Area then Prove that the Quadrilateral is a Parallelogram

Statistics

  • Statistics and Statistical Data
  • Representation of Data
  • Statistical Variable
  • Range of the Statistical Data
  • Frequency of the Statistical Data
  • Mean of Ungrouped Data
  • Arithmetic Mean
  • Word Problems on Arithmetic Mean
  • Properties of Arithmetic Mean
  • Problems Based on Average
  • Problems on Mean of Ungrouped Data
  • Properties Questions on Arithmetic Mean
  • Median of Raw Data
  • Problems on Median of Ungrouped Data
  • Worksheet on Mean of Ungrouped Data
  • Worksheet on Median of Ungrouped Data
  • Frequency Distribution
  • Class Interval
  • Tally Marks
  • Constructing Frequency Distribution Tables
  • Class Limits
  • Class Boundaries
  • Nonoverlapping Class Intervals into Overlapping Class Intervals
  • Cumulative Frequency

Mensuration

Plane Figures

Solid Figures

Cube and Cuboid

  • Solid Figures
  • Volume and Surface Area of Cuboid
  • Volume and Surface Area of Cube
  • Volume and Surface Area of Cube and Cuboid
  • Volume of Cuboid
  • Volume of Cube
  • Lateral Surface Area of a Cuboid

Cylinder

  • Cross Section
  • Cylinder
  • Right Circular Cylinder
  • Hollow Cylinder
  • Problems on Right Circular Cylinder

Probability

Probability

Pre-Calculus

Mathematical Models with Applications

Basic Trigonometry

  • Trigonometry
  • Measurement of Trigonometric Angles
  • Sexagesimal System
  • Circular System
  • Radian is a Constant Angle
  • Relation between Sexagesimal and Circular
  • Conversion from Sexagesimal to Circular System
  • Conversion from Circular to Sexagesimal System

Coordinate Geometry

  • Independent Variables and Dependent Variables
  • Coordinates of a Point
  • Rectangular Cartesian Coordinates of a Point
  • Quadrants and Convention for Signs of Coordinates
  • Plotting a Point in Cartesian Plane
  • Coordinate Geometry Graph
  • Graph of Standard Linear Relations Between x, y
  • Slope of the Graph of y = mx + c
  • y-intercept of the Graph of y = mx + c
  • Drawing Graph of y = mx + c Using Slope and y-intercept
  • Problems on Plotting Points in the x-y Plane
  • Problems on Slope and Y-intercept
  • Worksheet on Plotting Points in the Coordinate Plane
  • Worksheet on Graph of Linear Relations in x, y
  • Worksheet on Slope and Y-intercept

We at ccssmathanswers take every effort and utmost care so that your kid will grow. 9th Grade Students can find all the concepts as per the Common Core State Standards Curriculum. You can learn the Math Concepts in the comfort of your home. 9th Grade Math Topics will emphasize a conceptual understanding rather than repetitive drills.

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Goals & Objectives of Ninth Grade Math Curriculum

The comprehensive collection of Ninth Grade Math Topics listed here focuses on the below areas. They are as such

  • 9th Grade Math Concepts focuses on Algebra 1 and includes advanced mathematical concepts such as Geometry, Pre Calculus, Trigonometry, etc.
  • Children must be able to Rearrange and Solve Basic Algebraic Equations.
  • Ninth Graders must understand concepts completely before moving on so that they don’t feel lost and confused.
  • Develops strong fundamentals that are useful for High School.
  • Clear Cut Explanations provided for all the Problems makes it easy for you to grasp the techniques and formulas quickly.

Why Choose our Grade 9 Math Curriculum?

Master the concepts of Grade 9 Math Lessons and learn the benefits of following the Ninth Grade Math Curriculum. They are as under

  • Lesson Plans, Assessment Tests, help you master the concepts and achieve learning targets easily.
  • Ninth Grade Math Worksheets, Lessons, etc. created helps your child achieve success in Mathematics.
  • Practice Tests of Grade 9 help you remediate the knowledge gap and provides a Standardized Test Environment.
  • All the 9th Standard Math Concepts, Pages explained are as per the latest syllabus guidelines.
  • Our Learning Material Provided engages the students irrespective of the learning methods adopted.

Must Read:

GE3172 – English Laboratory Syllabus

Conclusion

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