Median, Altitude, Perpendicular Bisector, Midsegment

Which of the following describes a perpendicular bisector of a triangle?

• A segment that is perpendicular to the side of a triangle at its midpoint.
• A segment with endpoints at the vertex and midpoint of the opposite side.
• A segment that connects two midpoints of two sides.
• A segment that connects the vertex and the opposite side at 90 degrees. 

3.  These types of lines do NOT have to go through the vertex?

• altitudes
• median
• angle bisectors
• perpendicular bisectors

4. Name of the segment of a triangle drawn from any vertex to the midpoint of the opposite side?

• altitude
• perpendicular bisector
• median
• midsegment

5. A segment drawn from the vertex perpendicular to the opposite side is called a....

• median
• perpendicular bisector
• altitude
• angle bisector

10. What type of lines are shown

• perpendicular bisectors
• medians
• altitudes
• angle bisectors

The figure is an example of a(n) ...

• angle bisector
• midsegment
• altitude
• median

The figure is an example of a(n) ...

• altitude 
• perpendicular bisector
• midsegment
• angle bisector

Which of these is called the center of gravity.

• orthocenter
• incenter
• circumcenter
• centroid

The altitude is __________to the side of a triangle.

• parallel
• skew
• off
• perpendicular

The figures above are examples of ...

• altitudes

• perpendicular bisectors

• medians

• angle bisectors