Your teacher will grade your response to questions 13–15 to ensure you receive proper credit for your answer.

For a triangle, list the respective names of the points of concurrency of

perpendicular bisectors of the sides
bisectors of the angles
medians
lines containing the altitudes

For a triangle, the respective names of the points of concurrency are as follows:

Perpendicular bisectors of the sides: Circumcenter
Bisectors of the angles: Incenter
Medians: Centroid
Lines containing the altitudes: Orthocenter