Goodwill
Gcf Global: Distance Word Problems
Learn how to read and understand distance word problems so you can solve them.
Other
Mathway: Algebra Formulas
Comprehensive resource provides algebra formulas for exponents, absolute value, factoring Pythagorean Theorem, linear equations, quadratic formula, distance formula, midpoint formula, and slope of a line through two points.
Khan Academy
Khan Academy: Distance Between Two Points
In this exercise, students practice using the distance formula, which is derived from the Pythagorean Theorem, to find the distance between two points on a coodinate grid. Students receive immediate feedback and have the opportunity to...
Texas Instruments
Texas Instruments: Using the Distance Formula to Find Trapezoidal Area
This activity can be used as a formative assessment review of algebra and coordinate geometry.
Oswego City School District
Regents Exam Prep Center: Working With Distance (Length)
A seven-question quiz in which you'll answer questions about distance. You'll need to know how to find distance between points on a coordinate plane.
Government of Alberta
Learn Alberta: Distance Between Two Locations
This Java applet allows the user to name any two points in a Cartesian system, see the segment on the screen and view how the distance between the two points is found.
Free Math Help
Free Math Help: Distance Formula
The resource explores the distance formula. The lesson consists of a definition, formula, and detailed examples.
Northeast Parallel Architectures Center, Syracuse University
Npac Reu Program: The Distance Formula
Northeast Parallel Architecture Center, Syracuse University, provides a lesson on finding the distance between two points using the coordinates and Pythagorean Theorem.
Sophia Learning
Sophia: Finding a Missing Coordinate Using the Distance Formula: Lesson 2
This lesson demonstrates how to find missing x or y coordinate of a segment when given the distance between the two points on a coordinate plane. It is 2 of 4 in the series titled "Finding a Missing Coordinate using the Distance Formula."
Other
Ron's Web Site: Distance Formula
This resource defines the distance formula, gives an example, and provides three practice problems with solutions.
CK-12 Foundation
Ck 12: Geometry: Distance Between Parallel Lines
[Free Registration/Login may be required to access all resource tools.] This concept teaches students how to find the distance between parallel lines using the distance formula. Students examine guided notes, review guided practice,...
Wolfram Research
Wolfram Math World: Distance
MathWorld.com gives a formula for finding distance using the Pythagorean theorem. The formula for finding the distance between two points in Euclidean space is given on this page. The page has links to related topics.
Math Planet
Math Planet: Algebra 1: Radical Expressions: The Distance and Midpoint Formulas
Distance and midpoint formulas are explained through the use of examples and a video lesson. [1:58]
Math Planet
Math Planet: Geometry: Finding Distances and Midpoints
Discover how to find distances and midpoints by viewing examples and a video lesson. [1:07]
Math Planet
Math Planet: Algebra 2: Distance Between Two Points and the Midpoint
Gain an understanding of how to find the distance between two points and the midpoint by viewing examples and a video lesson.
Other
Sierra College: Elementary Algebra Review Sheet and Common Formulas
This review sheet includes important rules, properties, formulas, and equations needed to solve many Algebra problems.
Calculator Soup
Calculator Soup: Three Dimensional Distance Calculator
Use this calculator to calculate the distance between 2 points by entering 2 sets of coordinates in the 3-dimensional Cartesian coordinate system, (X1, Y1, Z1) and (X2, Y2, Z2), to get the distance formula calculation for the 2 points...
Calculator Soup
Calculator Soup: Two Dimensional Distance Calculator
Use this calculator to calculate the distance between 2 points by entering 2 sets of coordinates in the 3-dimensional Cartesian coordinate system, (X1, Y1, Z1) and (X2, Y2, Z2), to get the distance formula calculation for the 2 points...
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: 3 D Distance
"Ask Dr. Math" is posed with a question of finding the distance between a point and line in space. Read about the solution.
Math.com
Math.com: Equations and Inequalities: Formulas
The tutorial explains how learners can solve a formula for any of its variables using the rules for solving equations. Notes, examples, and practice problems are included in the resource.
CK-12 Foundation
Ck 12: Formulas for Problem Solving
[Free Registration/Login Required] Students explore formulas such as rate by navigating through the interactive learning module and then answering questions that go along with the module. Students can also learn more about the concept by...
CK-12 Foundation
Ck 12: Algebra: Formulas for Problem Solving
[Free Registration/Login may be required to access all resource tools.] Calculate distances, rates and times by using formulas
CK-12 Foundation
Ck 12: Algebra: Formulas for Problem Solving
[Free Registration/Login may be required to access all resource tools.] Learn to use formulas to solve problems.
Sophia Learning
Sophia: Distance, Rate, and Time
This video lesson describes the relationship between distance, rate, and time. The tutorial provides detailed examples using the formula.