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Henrico County Public Schools, Virginia
 
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Module - Linear Equations
Lesson 2 - Point-Slope and Standard Form

Lessons

1-

Slope

2-

Point-Slope and Standard Form

3-

X- and Y-intercepts

4-

Slope-Intercept Form

5-

Graphing Linear Equations

6-

Graphing Linear Inequalities

7-

Module Review

 

 
SOL

A.6b - The student will graph linear equations and linear inequalities in two variables, including writing the equation of a line when given the graph of the line, two points on the line, or the slope and a point on the line

Point-Slope Form

The line below can be manipulated by moving slider 1 and point A

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Linear Equations in Standard, Point-Slope and Slope Intercept Form

Use the sliders to change the y-intercept equation to match the Standard Form equation. Remember, Standard Form is Ax + By = C. Click on a point and use your arrow keys to see the point-slope form.

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Common Core Standards
8.F.3 8.F.4 A-CED.2 F-BF.3 F-LE.2
Warm-up
  1. ExamView Quiz: Slope
Lessons

 

Videos
  1. Video: PH Writing an Equation in Point-Slope Form Using a Point ans the Slope
  2. Video: PH Graphing Using Point-Slope Form
  3. Video: PH Writing an Equation from a Graph in Point-Slope Form
  4. Video: PH Writing an Equation from a Table in Point-Slope Form
  5. Video: PH Determining if Data is Linear
Explore Learning

 

Geogebra

 

Internet Sites
  1. Notes: Writing Equations of Lines - notes on finding the slope at Purplemath.com
  2. Notes: Writing Equations of Lines - Dr. Math explains how to write the equation of a line going through a point and a slope at mathforum.org.
  3. Interactive Notes: Writing Equations of Lines - lessons and practice problems at Regentsprep.org
  4. Interactive: Exploring Point-Slope Form - mathlet from GeoGebra
Tasks

 

Homework
  1. Standard Form and Point Slope Form Worksheet (pdf)
  2. Glencoe PWS (pdf)
  3. Glencoe SG (pdf)
Journal
  1. Opinion: Should there be a dress code in schools? Why or why not?
  2. Slope: Would you want to run up a flight of steps that has a slope of 5? What about steps with a slope of -1/2? Include diagrams in your explanation.
Study Guide
  1. ExamView Quiz: Point-Slope and Standard Form
  2. Prentice Hall Quiz
Other
HCPS 2002-