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University of Toronto (Canada)
Proving Why the Midpoint Formula Works
In response to a student question, the "question corner" mentions two different methods to prove that the Midpoint Formula truly does work.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: The Distance Formula and the Midpoint Formula
Twenty-two problems present a variety of practice working with the distance formula and the midpoint formula. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click...
Texas Instruments
Texas Instruments: The Midpoint Formula
The purpose of the activity is for students to verify the results of the Midpoint Formula using the dynamic capabilities of Cabri Jr.
CK-12 Foundation
Ck 12: Algebra: Midpoint Formula
[Free Registration/Login may be required to access all resource tools.] Learn how to use the midpoint formula.
CK-12 Foundation
Ck 12: Algebra: Midpoint Formula
[Free Registration/Login may be required to access all resource tools.] Given the endpoints of a line segment, find the midpoint between them using the Midpoint Formula.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Midpoint Formula
Find a quick, concise explanation of the midpoint formula. An example is given and clearly explained for the midpoint formula in one, two, and three dimensions.
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]
Khan Academy
Khan Academy: Midpoint Formula
Find the midpoint of a segment on the coordinate plane, or find the endpoint of a segment given one point and the midpoint. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Texas Education Agency
Texas Gateway: Coordinate Geometry: Midpoint
Given coordinate points the student will use midpoint formulas to solve problems.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Midpoint Formula for Any Fraction
The Midpoint Formula finds the exact point that is halfway between two points. "Dr. Math" provides a formula that can be used to locate a point that is some fractional part of the entire segment.
Khan Academy
Khan Academy: Midpoint Formula
Find the midpoint of a segment on the coordinate plane, or find the endpoint of a segment given one point and the midpoint. This is a four-problem quiz/practice.
Purple Math
Purplemath: The Midpoint Formula
This lesson from Purplemath demonstrates how to use the Midpoint Formula and shows typical problems using the Midpoint Formula.
University of Toronto (Canada)
University of Toronto: Why the Midpoint Formula Works
A written proof that shows how the midpoint formula works.
CK-12 Foundation
Ck 12: Algebra: Midpoint Formula
[Free Registration/Login may be required to access all resource tools.] Learn how to use the midpoint formula.
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.
Sophia Learning
Sophia: Finding a Missing Coordinate Using the Midpoint Formula: Lesson 2
This lesson demonstrates how to find a missing x or y coordinate of a segment when given the midpoint of the two points on a coordinate plane. It is 2 of 5 in the series titled "Finding a Missing Coordinate using the Midpoint Formula."
CK-12 Foundation
Ck 12: Algebra: Midpoint Formula
[Free Registration/Login may be required to access all resource tools.] This concept introduces midpoints of line segments.
Texas Instruments
Texas Instruments: Distance and Midpoint Formulas
Self checking using the attached LearningCheck .edc file. These six questions, maybe used for class warmup, review, or checking for understanding.
Sophia Learning
Sophia: Midpoint Formula in the Real World: Lesson 5
This lesson will provide real world examples that require a learner to set up and solve for the midpoint of a segment using the midpoint formula. It is 5 of 5 in the series titled "Midpoint Formula in the Real World."
Wolfram Research
Wolfram Math World: Midpoint
This MathWorld site offers a lesson on finding the midpoint of a line segment using a compass and finding the midpoint of the sides of a triangle. This site also has an interesting way of drawing two triangle with equal area by finding...
Government of Alberta
Learn Alberta: Midpoint Between Two Locations
Find the midpoint between any two points using this java applet. The applet allows the user to pick any two points, see the segment and how the midpoint is found algebraically and graphically.
Texas Instruments
Texas Instruments: Midpoint Formula Discovery
Step by step instructions are given for the students to draw a segment, find the midpoint, and label the coordinates of the two endpoints and the midpoint. The students then record the data in a table for various segments. Based on the...
Oswego City School District
Oswego City School: Midpoint Formula
Students are given methods with pictures to solve for the midpoint of a line segment.
Other
The Coordinate Plane: Graphs & Graphing Calculators
Site provides exercises for graphing on the coordinate plane including distance formula, midpoint formula, graphs of equations, and graphing using a calculator.