Bisectors of a Triangle

Name the point of concurrency shown.

• Circumcenter

• Incenter

• Supercenter

• Neither

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. 

Find BD.

• BD = 20

• BD = 2

• BD = 4

• BD = 10

Find SV

• 18

• 36

• 21

• 9

Find m< JKM

• 90

• 76

• 38

• 83

Find LK

• 3

• 5

• -3

• 6

Given:  AG = 10, find the length of BG.

• 10

• 20

• 5

• 30

The point where the 3 perpendicular bisectors of a triangle cross is called the ___?

• Midsegment

• Incenter

• Circumcenter

• Centroid

Identify the center.

• Circumcenter

• Incenter

• Centroid

• Orthocenter

If AF = 10x-3, and FC = 8x+3, what is AC?

• 3

• 6

• 27

• 54