equation for a circle 214 videos

Families of Polar Curves: Circles, Cardiods, and Limacon
Precalculus Polar Coordinates and Complex Numbers
How to graph the special cases of the family r = a + b cos (theta) when a or b = 0.
polar graph polar equation polar curve circles center radius completing the square 
Solving Simple Logarithmic Equations
Algebra 2 Inverse, Exponential and Logarithmic Functions
How to solve a logarithmic equation.
logarithmic form exponential form 
Solving Simple Logarithmic Equations
Precalculus Exponential and Logarithmic Functions
How to solve a logarithmic equation.
logarithmic form exponential form 
Cyclic Quadrilaterals and Parallel Lines in Circles
Geometry Circles
How to prove that opposite angles in a cyclic quadrilateral are congruent; how to prove that parallel lines create congruent arcs in a circle.
inscribed angles cyclic quadrilaterals parallel lines alternate interior angles 
Graphing Quadratic Equations
Algebra Quadratic Equations and Functions
How to graph a quadratic equation by hand.
x intercepts y intercepts vertex axis of symmetry discriminant substitute 
Solving Quadratic Equations by Factoring
Algebra Quadratic Equations and Functions
How to solve quadratic equations by factoring.
zero product property factoring 
Absolute Value Equations
Algebra Absolute Value
How to solve equations with absolute values.
absolute value solutions 
Finding the Equation of a Graphed Line
Algebra Linear Equations and Their Graphs
How to write the equation of a graphed line.
point slope form slope intercept form slope y intercept 
Solving a Rational Equation
Algebra 2 Rational Expressions and Functions
How to solve a simple rational equation.
cross multiplying fraction factoring denominator least common denominator lcd check 
Solving Quadratic Equations by Factoring
Algebra 2 Quadratic Equations and Inequalities
How to solve quadratic equations by factoring.
zero product property factoring 
Applications of Quadratic Equations
Algebra Quadratic Equations and Functions
How to approach word problems that involve quadratic equations.
projectile height geometry word problem vertex 
Connecting Graphs, Tables, and Equations
Algebra Graphs and Functions
How to connect linear equations, tables of values, and their graphs.
slope y intercept table 
Solvling fraction equations
PreAlgebra Fractions and MIxed Numbers
Solving two step equations that involve fractions

Solving for a Parameter in a Linear Equation
Precalculus Linear Equations and Inequalities
How to solve for a parameter in a simple linear equation.
solving for a parameter variable 
Solving Equations with Decimals
PreAlgebra Decimals and Percents
Review of operations with decimals in order to solve equations with decimals

Solving Quadratic Equations in Disguise
Algebra 2 Quadratic Equations and Inequalities
How to solve a complicated looking quadratic equation by substitution.
solving a quadratic factoring patterns 
Solving for a Parameter in a Linear Equation
Algebra 2 Linear Equations
How to solve for a parameter in a simple linear equation.
solving for a parameter variable 
Solving Equations  one variable term
PreAlgebra Solving Equations and Inequalities
Solving two step equations with integers

Solving Equations with Squares and Cubes
Geometry Volume
How to solve equations using square roots or cube roots.
square root cube root 
Area of a Sector
Geometry Area
How to derive the formula to calculate the area of a sector in a circle.
sector central angle intercepted arc circle radius area