# language use   279 videos

• #### Constructing the Incenter

##### GeometryConstructions

How to construct the incenter using a compass and straightedge.

point of concurrency angle bisectors equidistant
• #### Constructing the Circumcenter

##### GeometryConstructions

How to construct the circumcenter using a compass and straightedge.

point of concurrency perpendicular bisectors equidistant circumscribed construction
• #### Locus and Definition of a Circle and Sphere

##### GeometryCircles

How to define a circle and a sphere using the word locus.

locus set of points distance plane circle sphere given
• #### Equation of a Circle

##### GeometryPythagorean Theorem

How to derive the equation for a circle using the distance formula.

• #### Similarity Shortcuts

##### GeometrySimilarity

How to determine if two triangles are similar using a shortcut.

similar triangles AA SAS SSS proportion congruence
• #### Indirect Measurement

##### GeometrySimilarity

How to use similar triangles to measure the height of objects.

indirect measurement similar triangles measurement
• #### Order of Operations

##### Pre-AlgebraIntegers

How to use the order of operations to simplify expressions.

simplify PEMDAS expression
• #### Comparing Fractions

##### Pre-AlgebraFractions and MIxed Numbers

Comparing fractions using < or > and ordering them on the number line

• #### Ratios and unites

##### Pre-AlgebraFractions and MIxed Numbers

Definitions and notation of ratios, and when we use them

• #### Point-Slope Form of a Line

##### Algebra 2Graphs of Linear Equations

How to use point-slope form of a line.

point slope form equation of a line
• #### Finding the Slope of a Line from an Equation

##### Algebra 2Graphs of Linear Equations

How to use the slope-intercept form of a line.

slope slope intercept form y intercept
• #### Augmented Matrices

##### Algebra 2Matrices

How to use matrices to solve a system of linear equations.

augmented matrix row operations scalar multiple
• #### Binomial Theorem

##### Algebra 2Polynomials

How to define factorial expressions used in the binomial theorem.

square root
• #### Review of the Methods of Factoring

##### Algebra 2Factoring

How to use the different methods to factor a polynomial.

factoring greatest common factor grouping factoring trinomials different of cubes sum of cubes
• #### Finding the Maximum or Minimum of a Quadratic

##### Algebra 2Quadratic Equations and Inequalities

How to use the shape of a parabola to find a maximum or minimum.

maximum max minimum min vertex quadratic
• #### Proving Two Functions are Inverses

##### Algebra 2Inverse, Exponential and Logarithmic Functions

How to use algebra to show that two functions are inverses.

proving inverses composition
• #### Finding an Inverse Graphically

##### Algebra 2Inverse, Exponential and Logarithmic Functions

How to graph the inverse of a function using points.

finding an inverse graphically switch x and y flip over y=x
• #### Introduction to Logarithms

##### Algebra 2Inverse, Exponential and Logarithmic Functions

How to use inverses to define the logarithmic function.

logarithms inverse base exponent logarithmic form exponential form
• #### Function Notation with Logs and Exponentials

##### Algebra 2Inverse, Exponential and Logarithmic Functions

How to use function notation to solve log equations.

function notation solving log equations
• #### Expanding Logarithms

##### Algebra 2Inverse, Exponential and Logarithmic Functions

How to use the laws of logarithms to expand a log.

rules of logarithms rules of logs