lesson
Understanding Medians of Triangles
Define and construct medians in triangles and identify the centroid as their point of concurrency.

Define and construct medians in triangles and identify the centroid as their point of concurrency.
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10th Grade · Math · TEKS
8 lessons
Prove and apply the midsegment theorem, investigate medians and the centroid, and prove the Pythagorean Theorem using triangle similarity, then combine all triangle relationships to solve multi-step problems.
verify theorems about the relationships in triangles, including proof of the Pythagorean Theorem, the sum of interior angles, base angles of isosceles triangles, midsegments, and medians, and apply these relationships to solve problems; and
create and use representations to organize, record, and communicate mathematical ideas;