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Curated OER
The Triangle Midsegment Theorem
In this geometry worksheet, 10th graders identify the vocabulary associated with the Triangle Midsegment Theorem and solve problems in which they find the size of a missing angle or segment. The one page worksheet contains nineteen...
Curated OER
Chapter 5 Final Review Extra Problems. Triangles
In this triangles worksheet, students identify the median, altitude, segment, angle bisector, perpendicular bisector and triangle midsegment of triangles. They find the perimeter of triangles. This three-page worksheet...
Illustrative Mathematics
Joining Two Midpoints of Sides of a Triangle
Without ever using the actual term, this exercise has the learner develop the key properties of the midsegment of a triangle. This task leads the class to discover a proof of similar triangles using the properties of parallel...
Curated OER
Special Segments in a Triangle
In this geometry worksheet, 10th graders review the vocabulary associated with the special segments of a triangle and the associated points of concurrency and solve problems in which they find the indicated missing angle or...
Cuemath
Cuemath: Midsegment of a Triangle
This mini-lesson explores the world of the midsegment of a triangle by finding the answers to questions like what is midsegment of a triangle, triangle midsegment theorem, and proof with the help of interactive questions.
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.
Texas Instruments
Texas Instruments: Triangle Midsegment Theorem
Students can use Cabri Jr. to discover that the midsegment of a triangle is parallel to the third side and half the length of the third side.
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: Midsegment Theorem
[Free Registration/Login Required] Students will explore the midsegment theorem with the interactive triangle. Click learn more to watch a video and click challenge me to answer a practice question.
CK-12 Foundation
Ck 12: Geometry: Triangle Proportionality Grades 9 10
[Free Registration/Login may be required to access all resource tools.] This concept teaches students how to determine if lines in triangles are parallel and find missing lengths using the Triangle Proportionality Theorem.
CK-12 Foundation
Ck 12: Geometry: Triangle Proportionality Grades 8 10
[Free Registration/Login may be required to access all resource tools.] Use the Triangle Proportionality Theorem and its converse.
CK-12 Foundation
Ck 12: Interactive Geometry: 4.4 Theorems About Triangles
Discover some theorems about triangles.
Math Open Reference
Math Open Reference: Triangles
A complete reference guide to types of triangles and triangle perimeter and area. It provides definitions and interactive animated activities that enhance further explanation.
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.