# line of best fit   78 videos

• #### Line of Best Fit

##### Pre-AlgebraIntroductory Statistics

Overview of correlation, scatterplots, and line of best fit

• #### Scatterplots and Correlations

##### AlgebraIntroduction to Statistics

How to identify positive correlations, negative correlations, or no correlation between two variables.

scatterplot correlation trend line line of best fit
• #### Line Segments

##### GeometryGeometry Building Blocks

How to define and label a line segment.

line endpoint points
• #### Constructing a Perpendicular at a Point on a Line

##### GeometryConstructions

How to construct a perpendicular line at a point on a line.

perpendicular point on the line construct
• #### Parallel and Skew Lines

##### GeometryGeometry Building Blocks

How to mark parallel lines, how to show lines are parallel, and how to compare skew and parallel lines.

parallel lines skew lines coplanar collinear
• #### Parallel and Skew Lines

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

How to mark parallel lines, how to show lines are parallel, and how to compare skew and parallel lines.

parallel lines skew lines coplanar collinear
• #### Parallel Planes and Lines

##### GeometryGeometry Building Blocks

How to identify parallel lines, a line parallel to a plane, and two parallel planes.

parallel lines skew plane
• #### Parallel Planes and Lines

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

How to identify parallel lines, a line parallel to a plane, and two parallel planes.

parallel lines skew plane
• #### Standard Form of a Line

##### Algebra 2Graphs of Linear Equations

How to use standard form of a line.

standard form of a line
• #### Converse of Parallel Lines Theorem

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

How to take the converse of the parallel lines theorem.

parallel lines theorem transversal
• #### Converse of Parallel Lines Theorem

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

How to take the converse of the parallel lines theorem.

parallel lines theorem transversal
• #### Lines in 3D

##### PrecalculusVectors and Parametric Equations

How to find the vector and parametric equations of a line when given two points on the line.

the vector equation of a line position vectors direction vector parametric equations
• #### Angle Inclination of a Line

How to find the angle of inclination of a line.

angle inclination horizontal lines tangent slope
• #### Angle Inclination of a Line

How to find the angle of inclination of a line.

angle inclination horizontal lines tangent slope
• #### 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
• #### Constructing a Perpendicular to a Line

##### GeometryConstructions

How to find the shortest distance between a point and a line.

construction midpoint perpendicular equidistant shortest distance to a line
• #### Slope-Intercept Form of a Line

##### Algebra 2Graphs of Linear Equations

How to graph a line in slope-intercept form.

slope intercept y=mx+b graphing a line
• #### Perpendicular, Parallel and Skew Lines in Space

##### PrecalculusVectors and Parametric Equations

How to determine whether two lines in space are parallel or perpendicular.

perpendicular lines dot product direction vectors parallel lines scalar multiple skew lines
• #### The Vector Equation of a Line

##### PrecalculusVectors and Parametric Equations

How to write the vector equation of a line.

position vector direction vector vector addition scalar multiple vector equation line
• #### Lines in Polar Coordinates

##### PrecalculusPolar Coordinates and Complex Numbers

How to find the polar equation of a line through the origin (or pole).

polar coordinates lines origin polar equation rectangular equation