Texas Instruments
Texas Instruments: Midsegment of a Triangle
Students explore the properties of triangles formed by connecting the midpoints of two sides of a triangle, and examine the relationship between the two triangles. They study the Triangle Midsegment theorem. [Requires Adobe Reader.]
CK-12 Foundation
Ck 12: Geometry: Midsegment Theorem
[Free Registration/Login may be required to access all resource tools.] This concept teaches students the midsegment theorem and how to apply it.
CK-12 Foundation
Ck 12: Geometry: Midsegment Theorem
[Free Registration/Login may be required to access all resource tools.] Apply the Midsegment Theorem.
CK-12 Foundation
Ck 12: Geometry: Bisectors, Medians, Altitudes Study Guide
This study guide on bisectors, medians, and altitudes covers key vocabulary, different theorems, and facts about the altitude and triangles. It is available for download with free registration.