77 Videos for "parallel lines"

Constructing Parallel Lines  Concept
Math › Geometry › Constructions
How to construct parallel lines using three different methods. 
Parallel and Perpendicular Lines  Problem 4
Math › Algebra › Linear Equations and Their Graphs
Classifying quadrilaterals given based on the slopes of parallel and perpendicular lines 
Parallel and Perpendicular Lines  Problem 7
Math › Algebra › Linear Equations and Their Graphs
Write the equation for a line parallel to a given line through a given slope in point slope and then slope intercept form, including fractional slopes 
Parallel and Perpendicular Lines  Problem 9
Math › Algebra › Linear Equations and Their Graphs
Write the equation for a line parallel to a given line through a given slope in point slope and then slope intercept form with integer slope 
Cyclic Quadrilaterals and Parallel Lines in Circles  Concept
Math › Geometry › Circles
How to prove that opposite angles in a cyclic quadrilateral are congruent; how to prove that parallel lines create congruent arcs in a circle. 
Constructing Parallel Lines  Problem 3
Math › Geometry › Constructions
How to construct parallel lines using alternate exterior angles. 
Parallel Planes and Lines  Problem 1
Math › Precalculus › Equations of Lines, Parabolas and Circles
How to identify the intersection of two planes. 
Parallel and Perpendicular Lines  Problem 2
Math › Algebra › Linear Equations and Their Graphs
How to write the equation of a line perpendicular to a given line through a given point. 
Parallel and Perpendicular Lines  Problem 3
Math › Algebra › Linear Equations and Their Graphs
How to write the equation of a line perpendicular to a given line that is not in slope intercept form. 
Parallel and Perpendicular Lines  Problem 8
Math › Algebra › Linear Equations and Their Graphs
Determining whether two lines are parallel from their equations 
Cyclic Quadrilaterals and Parallel Lines in Circles  Problem 2
Math › Geometry › Circles
How to calculate the measure of an arc created by a cyclic parallelogram. 
Cyclic Quadrilaterals and Parallel Lines in Circles  Problem 1
Math › Geometry › Circles
How to calculate angles in a cyclic quadrilateral given arc measures and two angle measures. 
Parallel and Perpendicular Lines  Problem 10
Math › Algebra › Linear Equations and Their Graphs
Write the equation for a line perpendicular to a given line through a given slope in point slope and then slope intercept form 
Parallel and Perpendicular Lines  Problem 6
Math › Algebra › Linear Equations and Their Graphs
Determining whether or not two equations represent perpendicular lines 
Parallel Planes and Lines  Problem 1
Math › Geometry › Geometry Building Blocks
How to identify the intersection of two planes. 
Parallel and Perpendicular Lines  Problem 5
Math › Algebra › Linear Equations and Their Graphs
Using slopes to determine whether or not three coordinates determine a right triangle 
Corresponding Angles  Problem 1
Math › Geometry › Reasoning, Diagonals, Angles and Parallel Lines
How to identify corresponding angles created by two parallel lines and a transversal. 
Alternate Interior Angles  Problem 2
Math › Geometry › Reasoning, Diagonals, Angles and Parallel Lines
How to fine a missing angles created by two parallel lines and two transversals. 
Corresponding Angles  Concept
Math › Geometry › Reasoning, Diagonals, Angles and Parallel Lines
How to define corresponding angles and their special properties. 
Corresponding Angles  Problem 2
Math › Geometry › Reasoning, Diagonals, Angles and Parallel Lines
How to find a missing angle using corresponding angles.