# non vertex angle   129 videos

• #### Vertical and Horizontal Shifts of Quadratic Graphs

How to graph parabolas with horizontal and vertical shifts without making a table of values.

• #### Constructing a Median

##### GeometryConstructions

How to define a median in a triangle.

midpoint vertex segment median
• #### Introduction to Parabolas

##### Algebra 2Quadratic Equations and Inequalities

How to talk about a parabola.

parabola vertex axis of symmetry
• #### Focus and Directrix of a Parabola

##### Algebra 2Quadratic Equations and Inequalities

How to define the focus and directrix of a parabola.

focus directrix parabola vertex
• #### Introduction to Parabolas

##### PrecalculusEquations of Lines, Parabolas and Circles

How to talk about a parabola.

parabola vertex axis of symmetry

##### GeometryCircles

How to define a tangent line; how to determine the angle a radius to a tangent forms.

tangent radius right angle point outside the circle perpendicular

• #### Number of Handshakes at a Party

##### GeometryReasoning, Diagonals, Angles and Parallel Lines

How to determine the number of handshakes possible in a group of a certain number of people.

mathematical modeling non linear functions diagonals
• #### Natural Resource Depletion

##### BiologyConservation Biology

The effects of natural resource depletion.

resource depletion resources non renewable resources
• #### 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.

• #### Evaluating the Tangent Function

##### TrigonometryTrigonometric Functions

How to evaluate the tangent of 3*pi/4.

• #### Evaluating the Tangent Function

##### PrecalculusTrigonometric Functions

How to evaluate the tangent of 3*pi/4.

• #### Immune System

##### AP BiologyAP Biology Videos
Components of the immune system non specific defenses specific defenses
• #### Similar Triangles in Circles and Right Triangles

##### GeometrySimilarity

How to determine if two triangles in a circle are similar and how to prove that three similar triangles exist in a right triangle with an altitude.

similar inscribed angles intercepted arc right angle circle
• #### Parallelogram Properties

##### GeometryPolygons

How to identify all of the special properties of parallelograms and use them to solve problems.

opposite sides parallel opposite angles same side interior angles diagonals bisect consecutive angles rhombus rectangle square
• #### Applications of Quadratic Equations

How to approach word problems that involve quadratic equations.

projectile height geometry word problem vertex
• #### Circumscribed and Inscribed Circles and Polygons

##### GeometryConstructions

How to define circumscribed and inscribed circles and polygons relative to each other.

vertex radius polygon inscribed circle circumscribed
• #### Space Diagonals

##### GeometryPythagorean Theorem

How to define and calculate a space diagonal.

space diagonal vertex base lateral face
• #### 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