1. Warm Up 10-6

2. Announcements  Test Friday  Homework: TEXAS Practice Test Pg. 194

3. Median of a triangle  A segment whose endpoints are a vertex and the midpoint of the opposite side.

4. Centroid  The medians meet at a point of concurrency called the centroid.

6. Altitude of a triangle  A perpendicular segment from a vertex of the triangle to the line containing the opposite side.

7. Orthocenter  The altitudes (Perpendicular through opposite vertex) meet at a point of concurrency called the orthocenter.

9. Now we are going to construct  http://www.mathopenref.com/constcentroid.html http://www.mathopenref.com/constcentroid.html  http://www.mathopenref.com/constorthocenter.html http://www.mathopenref.com/constorthocenter.html