# horizontal line test   119 videos

• #### Horizontal and Vertical Lines

##### Pre-AlgebraGraphing in Two Dimensions

Equations and slopes of horizontal and vertical lines

• #### Graphing a Horizontal Parabola

##### Algebra 2Quadratic Equations and Inequalities

How to graph a horizontal parabola in vertex form.

parabola sideways horizontal
• #### 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
• #### 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
• #### AP Test-Taking Strategy

##### AP US GovernmentAP US Government Videos

Preparing for the multiple-choice exam and Free Response Question strategy.

Test taking strategies test preparation
• #### 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
• #### 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
• #### The AP Biology Test

##### AP BiologyThe AP Biology Test
Test structure question types test strategies
• #### PSAT Test Taking Strategies

##### PSATPSAT Prep

Learn top test-taking strategies to maximize your performance on the PSAT test

• #### 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