Answer:
Circumcenter.
Incenter.
Centroid.
Orthocenter.
Step-by-step explanation:
The complete question is
For a triangle, list the respective names of the points of concurrency of (a) perpendicular bisectors of the sides (b) bisectors of the angles (c) medians (d) lines containing the altitudes.
- The interception of all three perpendicular bisectors of a triangle is called the circumcenter.
- The interception of all three bisector of the angles in a triangle is called the incenter.
- The interception of all three medians of a triangle is called the centroid.
- The interception of all three lines containing altitudes is called the orthocenter.
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