| A | B |
|---|
The point of concurrency in this image is called...,  | Incenter |
The point of concurrency in this image is called...,  | Orthocenter |
The point of concurrency in this image is called...,  | Circumcenter |
The point of concurrency in this image is called...,  | Centroid |
| Definition of an altitude | Segement from the vertex to the opposite side at a right angle |
| Definition of an angle bisector | Segment that bisects and angle in a triangle |
| Definition of a median | Segement from the vertex of a triangle to the midpoint of the opposite side |
| Definition of a perpendicular bisector | Segment that is perpendicular to a side of the triangle at the midpoint of a side |
| Definition of a midsegment | Segment that connects two midpoints of two sides of a triangle |
| The Midsegment Theorem | The segment conncecting the midpoints of two sides of a triangle is parallel to the third side and is half as long. |
