# center of dilation   26 videos

• #### Dilations

##### GeometryTransformations

How to perform and describe a dilation.

dilation transformation isometry similar figures enlarge reduce scale factor center of dilation
• #### Center of Mass

##### PhysicsGravitation

Finding an object's center of mass.

center of mass gravity
• #### Chords and a Circle's Center

##### GeometryCircles

How to define a chord; how to describe the effect of a perpendicular bisector of a chord and the distance from the center of the circle.

chord perpendicular bisector distance from the center congruent chords
• #### Center and Apothem of Regular Polygons

##### GeometryArea

How to define the apothem and center of a polygon; how to divide a regular polygon into congruent triangles.

center circumscribed circle inscribed polygon isosceles triangle regular hexagon
• #### Dilations of Quadratic Graphs

How to graph parabolas that are wide or skinny or upside down without making a table of values.

• #### Dilations of Quadratic Graphs

##### Algebra 2Quadratic Equations and Inequalities

How to graph parabolas that are wide or skinny or upside down without making a table of values.

• #### Measures of Center

##### Pre-AlgebraIntroductory Statistics

Overview of how to calculate and when to use mean, median, and mode

• #### Graphing Radical Equations using Shifts

How to graph radical functions without making a table of values.

shift dilation
• #### Mean

##### AlgebraIntroduction to Statistics

How to calculate the mean, or average, of a list of numbers.

mean measure of center average
• #### Median

##### AlgebraIntroduction to Statistics

How to calculate the median of a data set.

median measure of center
• #### Mode

##### AlgebraIntroduction to Statistics

How to find the mode of a data set.

mode measure of center
• #### Transformations of a Hyperbola

##### Algebra 2Conic Sections

How to transform the graph of a hyperbola.

transformation hyperbola center
• #### Transformations of a Hyperbola

##### PrecalculusConic Sections

How to transform the graph of a hyperbola.

transformation hyperbola center
• #### Constructing the Centroid

##### GeometryConstructions

How to identify the centroid and the way it divides each of the medians.

point of concurrency center of mass center of gravity centroid proportional segments construct
• #### Shifts in Absolute Value Graphs

##### AlgebraAbsolute Value

How to graph absolute value equations without making a table of values.

shift dilation absolute value V graph
• #### Equation of a Circle

##### GeometryPythagorean Theorem

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

• #### Equation of a Circle

##### TrigonometryPythagorean Theorem

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

• #### The Circle

##### Algebra 2Conic Sections

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

circle center radius distance formula equation for a circle
• #### Conic Section Formulas

##### Algebra 2Conic Sections

How to identify a conic section by its formula.

parabola circle ellipse hyperbola center focus
• #### The Circle

##### PrecalculusConic Sections

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

circle center radius distance formula equation for a circle