9th Grade Math - Problems, Quizzes & Answers

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Exponents Rules
Articles
Exponents and Exponent rulesRules of Exponentiation
Practices
Exponents and Exponent rules - Practice QuestionsRules of Exponentiation - Exercises and Quiz
Multiplication of Powers
Articles
Multiplying Exponents with the Same Base
Practices
Multiplying Exponents with the Same Base - Questions and Examples
Power of a Quotient Rule for Exponents
Articles
Division of Exponents with the Same Base
Practices
Division of Exponents with the Same Base - Practice Problems
Power of a Product
Articles
Exponent of a Multiplication
Practices
Exponent of a Multiplication - Practice and Quizzes
Powers of a Fraction
Articles
Power of a Quotient
Practices
Power of a Quotient - Problems to Solve
Power of a Power
Articles
Power of a Power
Practices
Power of a Power - Practice Questions
Applying Combined Exponents Rules
Articles
Rules of Exponentiation Combining Powers and Roots Properties of Exponents
Practices
Examples of - Rules of Exponentiation Combining Powers and Roots - Questions with Answers Properties of Exponents - Problems and Solutions
Powers - special cases
Articles
Exponents - Special Cases
Practices
Exponents - Special Cases - Problems and Solutions
Powers of Negative Numbers
Articles
Exponents - Special Cases Exponents of Negative Numbers
Practices
Exponents - Special Cases - Problems to Solve Exponents of Negative Numbers - Questions and Examples
Zero Exponent Rule
Articles
Exponents - Special Cases Zero Exponent Rule
Practices
Exponents - Special Cases - Exercises and Quiz Examples of - Zero Exponent Rule
Negative Exponents
Articles
Exponents - Special Cases Negative Exponents
Practices
Exponents - Special Cases - Questions with Answers Negative Exponents - Problems and Solutions
Rules of Roots
Articles
Square Root RulesSimplifying Square Roots with Variables
Practices
Square Root Rules - Questions with Answers
Product Property of Square Roots
Articles
Square root of a product
Practices
Square root of a product - Practice and Examples
Square Root Quotient Property
Articles
Square root of a quotient
Practices
Square root of a quotient - Exercises and Solutions
Root of a Root
Articles
Square Roots
Practices
Square Roots - Problems and Answers
Simplifying square roots
Articles
Simplifying Roots
Rules of Roots Combined
Articles
Combining Powers and Roots Square Root Rules Combining root laws
Practices
Combining Powers and Roots - Practice and Examples Square Root Rules - Exercises and Solutions Combining root laws - Problems and Answers
Square for 9th Grade
Articles
Square
Practices
Square - Problems and Solutions
Properties, Characteristics and proofs
Articles
Square
Practices
Square - Practice Questions
Area of the Square
Articles
Area Square Area of a square
Practices
Area - Problems to Solve Square - Questions and Examples Area of a square - Practice Problems
From a Parallelogram to a Square
Articles
From Parallelogram to Square
Rectangles for Ninth Grade
Articles
Rectangle
Practices
Rectangle - Exercises and Solutions
Characteristics and Proofs of a Rectangle
Articles
Rectangle
Practices
Rectangle - Interactive Exercises
Diagonals
Articles
Diagonals in a rectangle
Practices
Diagonals in a rectangle - Practice and Examples
From a Quadrilateral to a Rectangle
Articles
From a Quadrilateral to a Rectangle
Practices
From a Quadrilateral to a Rectangle - Problems and Answers
From a Parallelogram to a Rectangle
Articles
From a Parallelogram to a Rectangle
Practices
From a Parallelogram to a Rectangle - Exercises and Solutions
Short Multiplication Formulas
Articles
Abbreviated Multiplication Formulas
Practices
Abbreviated Multiplication Formulas - Questions and Examples
Square of sum
Articles
Abbreviated Multiplication Formulas The formula for the Sum of Squares
Practices
Abbreviated Multiplication Formulas - Practice Problems The formula for the Sum of Squares - Practice Questions
Square of Difference
Articles
Abbreviated Multiplication Formulas The formula for the difference of squares
Practices
Abbreviated Multiplication Formulas - Interactive Exercises The formula for the difference of squares - Practice and Quizzes
Difference of squares
Articles
Abbreviated Multiplication Formulas Multiplication of the sum of two elements by the difference between them
Practices
Abbreviated Multiplication Formulas - Problems to Solve Multiplication of the sum of two elements by the difference between them - Questions and Examples
Combining Short Multiplication Formulas
Articles
Combining the Perfect Square Formulas
Practices
Combining the Perfect Square Formulas - Problems to Solve
Cubic Equation Formulas
Articles
Formulas for Cubic Expressions
Factorization
Articles
Factorization
Practices
Factorization - Practice Problems
Factoring by Short Multiplication
Articles
Factorization Factoring using contracted multiplication
Practices
Factorization - Interactive Exercises Factoring using contracted multiplication - Practice and Quizzes
Common Factoring
Articles
Factorization Extracting the common factor in parentheses Factorization: Common factor extraction
Practices
Factorization - Exercises and Quiz Examples of - Extracting the common factor in parentheses Factorization: Common factor extraction - Questions with Answers
Factoring Trinomials
Articles
Factorization Factoring Trinomials
Practices
Factorization - Problems and Solutions Factoring Trinomials - Practice and Examples
Factorization and Algebraic Fractions
Articles
Algebraic Fractions Simplifying Algebraic Fractions Factoring Algebraic Fractions Addition and Subtraction of Algebraic Fractions Multiplication and Division of Algebraic Fractions
Practices
Algebraic Fractions - Practice and Examples Simplifying Algebraic Fractions - Exercises and Solutions Factoring Algebraic Fractions - Problems and Answers Addition and Subtraction of Algebraic Fractions - Interactive Exercises Multiplication and Division of Algebraic Fractions - Practice and Quizzes
Solving Equations by Factoring
Articles
Solving Equations by Factoring Uses of Factorization
Practices
Solving Equations by Factoring - Exercises and Solutions Uses of Factorization - Problems and Answers
Deltoid for Ninth Grade
Articles
Kite
Practices
Kite - Practice Problems
Definitions and Proofs
Articles
Kite
Practices
Kite - Practice and Quizzes
Properties of the Deltoid
Articles
Kite
Practices
Kite - Problems to Solve
Symmetry in Deltoids
Articles
Symmetry in a kite
Rhombus for ninth grade
Articles
Rhombus, kite, or diamond?
Practices
Rhombus, kite, or diamond? - Interactive Exercises
Definitions, properties and Proofs
Articles
Rhombus, kite, or diamond?
Practices
Rhombus, kite, or diamond? - Practice Problems
Diagonals of a Rhombus
Articles
Diagonals of a Rhombus
Practices
Diagonals of a Rhombus - Questions and Examples
Area of a Rhombus for ninth grade
Articles
The Area of a Rhombus How do we calculate the area of complex shapes?
Practices
The Area of a Rhombus - Exercises and Quiz Examples of - How do we calculate the area of complex shapes?
Rhombus Lines of Symmetry
Articles
Lines of Symmetry in a Rhombus
From a Parallelogram to a Rhombus
Articles
From Parallelogram to Rhombus
Practices
From Parallelogram to Rhombus - Practice Questions
Parallelogram for Ninth Grade
Characteristics and Proofs of a Parallelogram
Articles
Parallelogram
Practices
Parallelogram - Problems and Solutions
Identifying a Parallelogram
Articles
Identifying a Parallelogram
Practices
Identifying a Parallelogram - Questions with Answers
From a Quadrilateral to a Parallelogram
Articles
From the Quadrilateral to the Parallelogram
Rotational Symmetry
Articles
Rotational Symmetry in Parallelograms
Trapezoid for Ninth Grade
Articles
Trapezoids
Practices
Trapezoids - Practice and Examples
Isosceles Trapezoids
Articles
Trapezoids Diagonals of an isosceles trapezoid Types of Trapezoids Isosceles Trapezoid
Practices
Trapezoids - Practice Problems Diagonals of an isosceles trapezoid - Practice Questions Types of Trapezoids - Exercises and Quiz Examples of - Isosceles Trapezoid
Symmetry in Trapezoids
Articles
Symmetry in Trapezoids
Exponential Equations
Articles
Exponential Equations
Solving Exponential Equations
Articles
Exponential Equations
The Quadratic Function
Articles
FunctionThe quadratic functionParabola
Practices
Function - Practice QuestionsThe quadratic function - Exercises and QuizExamples of - Parabola
The function y=ax²+bx+c
Articles
The quadratic function Parabola
Practices
The quadratic function - Problems to Solve Parabola - Questions and Examples
Plotting Functions with Parameters
Articles
Plotting the Quadratic Function Using Parameters a, b and c
Practices
Plotting the Quadratic Function Using Parameters a, b and c - Practice Questions
Zeros of a Fuction
Articles
Finding the Zeros of a Parabola
Practices
Finding the Zeros of a Parabola - Exercises and Quiz
Positive and Negative Domains
Articles
Positive and Negative intervals of a Quadratic Function
Practices
Positive and Negative intervals of a Quadratic Function - Exercises and Quiz
Increasing and Decreasing Domain of a Parabola
Articles
Increasing and Decreasing Intervals of a Parabola
Practices
Increasing and Decreasing Intervals of a Parabola - Practice Questions
The Vertex of the Parabola
Articles
Vertex of a parabola
Practices
Vertex of a parabola - Practice Problems
Symmetry
Articles
Symmetry in a parabola
Practices
Symmetry in a parabola - Practice Problems
Solving Quadratic Equations
Articles
Methods for Solving a Quadratic Function
Practices
Methods for Solving a Quadratic Function - Problems to Solve
The Quadratic Formula
Articles
Methods for Solving a Quadratic Function The quadratic equation
Practices
Methods for Solving a Quadratic Function - Interactive Exercises The quadratic equation - Practice and Quizzes
Solving Trinomials
Articles
Methods for Solving a Quadratic Function Squared Trinomial
Practices
Methods for Solving a Quadratic Function - Problems to Solve Squared Trinomial - Questions and Examples
Extracting Square Roots
Articles
Solution by extracting a root
Practices
Solution by extracting a root - Practice and Quizzes
Solving Quadratic Equations by Completing the Square
Articles
Completing the square in a quadratic equation
Practices
Completing the square in a quadratic equation - Practice Questions
Triangles - Completions
Exterior Angles of a Triangle
Articles
Exterior angles of a triangle
Practices
Exterior angles of a triangle - Exercises and Quiz
Relations Among Sides of a Triangle
Articles
Relations Between The Sides of a Triangle
Relationships Between Sides and Angles in a Triangle
Articles
Relationships Between Angles and Sides of the Triangle
The Fourth Congruence Condition
Articles
Congruent Triangles
Practices
Congruent Triangles - Practice and Examples
Side, Side, Angle Congruence Rule
Articles
Side, Side, Angle
Practices
Examples of - Side, Side, Angle
Parabola Families
Articles
Families of Parabolas
Practices
Families of Parabolas - Questions with Answers
Parabola of the form y=x²
Articles
Families of Parabolas The functions y=x²
Practices
Examples of - Families of Parabolas The functions y=x² - Questions with Answers
Parabola of the Form y=x²+c
Articles
Families of Parabolas Family of Parabolas y=x²+c: Vertical Shift
Practices
Families of Parabolas - Problems and Solutions Family of Parabolas y=x²+c: Vertical Shift - Practice and Examples
Parabola of the Form y=(x-p)²
Articles
Families of Parabolas Family of Parabolas y=(x-p)²
Practices
Families of Parabolas - Exercises and Solutions Family of Parabolas y=(x-p)² - Problems and Answers
Parabola of the Form y=(x-p)²+k
Articles
Families of Parabolas Family of Parabolas y=(x-p)²+k (combination of horizontal and vertical shifts)
Practices
Families of Parabolas - Interactive Exercises Family of Parabolas y=(x-p)²+k (combination of horizontal and vertical shifts) - Practice and Quizzes
Midsegment
Articles
Midsegment
Practices
Midsegment - Exercises and Solutions
Midsegment of a Triangle
Articles
Midsegment Midsegment of a triangle
Practices
Midsegment - Questions with Answers Midsegment of a triangle - Problems and Solutions
Midsegment of a Trapezoid
Articles
Midsegment Midsegment of a trapezoid
Practices
Midsegment - Practice and Examples Midsegment of a trapezoid - Exercises and Solutions
Ways of Representing the Quadratic Function
Articles
Ways to represent a quadratic function
Practices
Ways to represent a quadratic function - Problems and Answers
Standard Representation
Articles
Ways to represent a quadratic function Standard Form of the Quadratic Function
Practices
Ways to represent a quadratic function - Problems and Answers Standard Form of the Quadratic Function - Interactive Exercises
Product Representation
Articles
Ways to represent a quadratic function Factored form of the quadratic function
Practices
Ways to represent a quadratic function - Questions and Examples Factored form of the quadratic function - Practice Problems
Vertex Representation
Articles
Ways to represent a quadratic function Vertex form of the quadratic equation
Practices
Ways to represent a quadratic function - Practice and Quizzes Vertex form of the quadratic equation - Problems to Solve
Different shapes
Articles
Various Forms of the Quadratic Function
Circle for Ninth Grade
Articles
Elements of the circumference
Practices
Elements of the circumference - Practice and Quizzes
The Parts of a Circle
Articles
Circle Distance from a chord to the center of a circle Chords of a Circle Central Angle in a Circle Arcs in a Circle Perpendicular to a chord from the center of a circle Inscribed angle in a circle Tangent to a circle Circuit Components
Practices
Circle - Exercises and Solutions Distance from a chord to the center of a circle - Problems and Answers Chords of a Circle - Interactive Exercises Central Angle in a Circle - Practice and Quizzes Arcs in a Circle - Problems to Solve Perpendicular to a chord from the center of a circle - Questions and Examples Inscribed angle in a circle - Practice Problems Tangent to a circle - Practice Questions Circuit Components - Exercises and Quiz
Area of a Circle for ninth grade
Articles
Elements of the circumference Area of a circle
Practices
Examples of - Elements of the circumference Area of a circle - Questions with Answers
Circumference for ninth grade
Articles
Elements of the circumference The Circumference of a Circle How is the radius calculated using its circumference?
Practices
Elements of the circumference - Questions with Answers The Circumference of a Circle - Problems and Solutions How is the radius calculated using its circumference? - Practice and Examples
Probability for Ninth Grade
Articles
Probability for 9th Graders
Dependent Eents in Probability
Articles
Dependent Random Events
Conditional Probability
Articles
Conditional Probability
Independent Events in Probability
Articles
Probability of Independent Random Events
Angles and Polygons - Advanced
Articles
Angles and Polygons - Advanced
The Sum of the Interior Angles of a Polygon
Articles
Sum of the Interior Angles of a Polygon
The Sum of the Exterior Angles of a Polygon
Articles
Sum of Angles in a Polygon Sum of the Exterior Angles of a Polygon
Practices
Sum of Angles in a Polygon - Problems and Solutions
Measuring Angles in Regular Polygons
Articles
Measurement of an angle of a regular polygon
Angles in a Hexagon and a Regular Octagon
Articles
Angles in Regular Hexagons and Octagons
Vieta's Formulas
Articles
Properties of the roots of quadratic equations - Vieta's formulas
Vieta's Formula for Quadratic Equation
Articles
Properties of the roots of quadratic equations - Vieta's formulas
Equations and Systems of Quadratic Equations
Articles
Quadratice Equations and Systems of Quadraric Equations
Linear-Quadraric Systems of Equations
Articles
Solution of a system of equations - one of them is linear and the other quadratic
Practices
Solution of a system of equations - one of them is linear and the other quadratic - Exercises and Quiz
Intersection between two parabolas
Articles
Intersection between two parabolas
Systems of Quadratic Equations
Articles
Quadratice Equations and Systems of Quadraric Equations Quadratic Equations System - Algebraic and Graphical Solution
Quadratic Inequalities
Articles
Quadratic Inequality
Practices
Examples of - Quadratic Inequality
Word problems
Articles
Word Problems
Scientific Notation
Articles
Scientific notation of numbers
Large Numbers
Articles
Large Numbers
Small Numbers
Articles
Small Numbers
Rules of Logarithms
Articles
Logarithms
Practices
Examples of - Logarithms
The Sum of Logarithms
Articles
Addition of Logarithms
Practices
Addition of Logarithms - Problems and Answers
Subtraction of Logarithms
Multiplication of Logarithms
Power Property of Logorithms
Articles
Power in logarithm
Practices
Power in logarithm - Exercises and Solutions
Inverting a Log Function
Articles
Changing the Base of a Logarithm
Practices
Changing the Base of a Logarithm - Practice and Examples
Change-of-Base Formula for Logarithms
Articles
Change of Logarithm Base
Practices
Change of Logarithm Base - Interactive Exercises
Rules of Logarithms Combined
Articles
Logarithms
Practices
Logarithms - Interactive Exercises
Weighted Average
Articles
How to calculate the weighted average?
Practices
How to calculate the weighted average? - Problems and Answers
Calculating Weighted Average
Articles
How to calculate the weighted average?
Practices
How to calculate the weighted average? - Questions with Answers
Traffic Flow Problems
Average Speed
Articles
How to Calculate Average Speed
Practices
How to Calculate Average Speed - Problems and Solutions
Parallel Lines for Ninth Grade
Proving Parallel Lines
Articles
Proving Parallel Lines