Inclination of a Line - Angle Between Two Lines - Distance Between a Point and a Line

Explore key concepts in analytic geometry in this 40-minute video lesson from GreeneMath.com. Learn how to calculate the inclination of a line using the tangent function and slope, determine angles between intersecting lines, and find the shortest distance from a point to a line. Work through multiple examples to master these essential geometric techniques, including finding line equations given an angle of inclination and a point. Gain a deeper understanding of how to apply trigonometric functions and distance formulas in various geometric scenarios.

Introduction.
Angle of inclination formula m = tan θ.
Finding the angle of inclination example #1.
Finding the angle of inclination example #2.
Finding the equation of a line given tan θ and a point on the line.
Finding the angle between two lines formula.
Finding the angle between two lines example #1.
Finding the angle between two lines example #2.
Finding the shortest distance between a point and a line formula.
Finding the shortest distance between a point and a line example #1.
More detail on example #1.
Finding the shortest distance between a point and a line example #2.