slope triangle 109 videos
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Similarity Shortcuts
Geometry Similarity
How to determine if two triangles are similar using a shortcut.
similar triangles AA SAS SSS proportion congruence -
CPCTC
Geometry Triangles
How to use the principle that corresponding parts of congruent triangles are congruent, or CPCTC.
corresponding parts or congruent triangles proofs -
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 -
Inverse Trigonometric Functions
Geometry Basic Trigonometry
How to use inverse trig functions to find angles in right triangles.
trigonometry right triangle inverse sine cosine tangent -
Inverse Trigonometric Functions
Trigonometry Basic Trigonometry
How to use inverse trig functions to find angles in right triangles.
trigonometry right triangle inverse sine cosine tangent -
Inverse Trigonometric Functions
Precalculus Basic Trigonometry
How to use inverse trig functions to find angles in right triangles.
trigonometry right triangle inverse sine cosine tangent -
Horizontal and Vertical Lines
Pre-Algebra Graphing in Two Dimensions
Equations and slopes of horizontal and vertical lines
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Connecting Graphs, Tables, and Equations
Algebra Graphs and Functions
How to connect linear equations, tables of values, and their graphs.
slope y intercept table -
Derivatives of Linear Functions
Calculus The Derivative
How to determine the derivative of a linear function.
linear functions derivative slope -
Constructing Altitudes
Geometry Constructions
How to define an altitude and draw them on acute, right, and obtuse triangles.
altitudes perpendicular segment vertex opposite side obtuse acute right triangles -
SSS and SAS
Geometry Triangles
How to use the SAS and SSS shortcuts to determine the congruence of two triangles.
triangle congruence side side side side angle side -
ASA and AAS
Geometry Triangles
How to use the ASA and AAS shortcuts to determine the congruence of two triangles.
triangle congruence angle side angle angle angle side -
Trigonometric Ratios: Sine
Geometry Basic Trigonometry
How to define the sine ratio and identify the sine of an angle in a right triangle.
trigonometry ratio right triangle sine SOH CAH TOA -
Trigonometric Ratios: Cosine
Geometry Basic Trigonometry
How to define the cosine ratio and identify the cosine of an angle in a right triangle.
trigonometry ratio right triangle sine SOH CAH TOA -
Trigonometric Ratios: Tangent
Geometry Basic Trigonometry
How to define the tangent ratio and identify the tangent of an angle in a right triangle.
trigonometry ratio right triangle sine SOH CAH TOA -
Trigonometric Ratios: Sine
Trigonometry Basic Trigonometry
How to define the sine ratio and identify the sine of an angle in a right triangle.
trigonometry ratio right triangle sine SOH CAH TOA -
Trigonometric Ratios: Cosine
Trigonometry Basic Trigonometry
How to define the cosine ratio and identify the cosine of an angle in a right triangle.
trigonometry ratio right triangle sine SOH CAH TOA -
Trigonometric Ratios: Tangent
Trigonometry Basic Trigonometry
How to define the tangent ratio and identify the tangent of an angle in a right triangle.
trigonometry ratio right triangle sine SOH CAH TOA -
Trigonometric Ratios: Sine
Precalculus Basic Trigonometry
How to define the sine ratio and identify the sine of an angle in a right triangle.
trigonometry ratio right triangle sine SOH CAH TOA -
Trigonometric Ratios: Cosine
Precalculus Basic Trigonometry
How to define the cosine ratio and identify the cosine of an angle in a right triangle.
trigonometry ratio right triangle sine SOH CAH TOA
