Deriving the Distance Formula
You may save this lesson plan to your hard drive as an html file by selecting
"File", then "Save As" from your browser's pull down menu. The file name extension
must be .html.

This lesson provided by:
Author: Jenny Hornby
System: Huntsville City
School: New Century Technology High School

General Lesson Information
Lesson Plan ID:
26334
Title:

Deriving the Distance Formula
Overview/Annotation:

Students will use the pythagorean theorm to derive the distance fromula.

This lesson was created as a result of the Alabama Math, Science, and Technology Initiative’s (AMSTI) goal to build a supply of lessons that meet AMSTI’s criteria including the Five E’s Instructional Model, Cooperative Learning and Best Practice in Math Instruction.

Associated Standards and Objectives
Content Standard(s):
Local/National Standards:

NCTM

• Use Cartesian coordinates and other coordinate systems, such as navigational, polar, or spherical systems, to analyze geometric situations.

2009 ACOS

Algebra

10. Calculate length, midpoint, and slope of a line segment when given coordinates of its endpoints on the Cartesian plane.

· Deriving distance, midpoint, and slope formulas for line segments

· Utilizing the Pythagorean Theorem to solve application-based problems

Geometry

7 . Apply the Pythagorean Theorem and its converse to solve application problems, including expressing answers in simplified radical form or as decimal approximations and using Pythagorean triples where applicable.

Primary Learning Objective(s):

Students will derive the distance formula using the pythagorean theorem. Students will determine the distance between two points using the pythagorean theorem and/or the distance formulaa

Additional Learning Objective(s):

Preparation Information
Total Duration:

Time Not Specified

Materials and Resources:

Technology Resources Needed:

Background/Preparation:

Procedures/Activities:
Assessment
Acceleration:

Intervention:

View the

Special Education resources for
instructional guidance in providing modifications and adaptations
for students with significant cognitive disabilities who qualify for the Alabama Alternate Assessment.