Unit Plan
Texas Education Agency

Texas Gateway: Coordinate Geometry: Midpoint

For Students 9th - 10th
Given coordinate points the student will use midpoint formulas to solve problems.
Activity
University of Toronto (Canada)

Proving Why the Midpoint Formula Works

For Students 9th - 10th
In response to a student question, the "question corner" mentions two different methods to prove that the Midpoint Formula truly does work.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Midpoint Formula

For Students 9th - 10th
[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.
Unknown Type
Khan Academy

Khan Academy: Midpoint Formula

For Students 9th - 10th Standards
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...
Handout
Wolfram Research

Wolfram Math World: Midpoint

For Students 9th - 10th Standards
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...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Midpoint Formula

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to use the midpoint formula.
Handout
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Midpoint Formula

For Students 9th - 10th Standards
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.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Midpoint Formula

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] This concept introduces midpoints of line segments.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Midpoints and Segment Bisectors

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Apply the definitions of midpoint, segment bisector, and angle bisector.
Interactive
Government of Alberta

Learn Alberta: Midpoint Between Two Locations

For Students 9th - 10th
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.
Activity
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Midpoint Formula for Any Fraction

For Students 9th - 10th
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.
Unknown Type
Khan Academy

Khan Academy: Midpoint Formula

For Students 9th - 10th
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.
Unknown Type
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: The Distance Formula and the Midpoint Formula

For Students 9th - 10th
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...
Unknown Type
Khan Academy

Khan Academy: Midpoint of Complex Numbers

For Students 9th - 10th Standards
Given two complex numbers (either algebraically or graphically), find their midpoint. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Midpoints and Segment Bisectors

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] This concept teaches students how to calculate midpoints and use the definitions of segment bisectors and perpendicular bisectors.
eBook
Math Planet

Math Planet: Geometry: Finding Distances and Midpoints

For Students 9th - 10th Standards
Discover how to find distances and midpoints by viewing examples and a video lesson. [1:07]
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Midpoint Formula

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to use the midpoint formula.
PPT
Sophia Learning

Sophia: Midpoint Formula in the Real World: Lesson 5

For Students 9th - 10th
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."
Activity
Purple Math

Purplemath: The Midpoint Formula

For Students 9th - 10th Standards
This lesson from Purplemath demonstrates how to use the Midpoint Formula and shows typical problems using the Midpoint Formula.
Activity
Texas Instruments

Texas Instruments: Midpoint Formula Discovery

For Teachers 9th - 10th
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...
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Midpoint of a Line Segment

For Students 9th - 10th
Twenty problems present a variety of problems working with various aspects of finding the midpoint of a line segment. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem...
Activity
Texas Instruments

Texas Instruments: The Midpoint Formula

For Teachers 9th - 10th
The purpose of the activity is for students to verify the results of the Midpoint Formula using the dynamic capabilities of Cabri Jr.
Activity
Texas Instruments

Texas Instruments: Special Midpoint Quadrilaterals

For Teachers 9th - 10th Standards
Midpoint Quadrilaterals are quadrilaterals that are formed when consecutive midpoints of a quadrilateral are connected. This activity will use Cabri Jr. to investigate what properties an exterior quadrilateral has if its midpoint...
Activity
Texas Instruments

Texas Instruments: Midpoint of a Segment

For Teachers 9th - 10th Standards
Students review the basic geometry definitions of segment and midpoint, and learn to use drawing and measurement tools. They explore changes in measurements as the figure is altered.

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