Bisectors in Triangles

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

• Midsegment

• Incenter

• Circumcenter

• Centroid

Name the point of concurrency shown.

• Circumcenter

• Incenter

• Supercenter

• Neither

Point O is the circumcenter of the triangle. Find OB

• OB = 4

• OB = 6

• OB = 5.1

• Not enough information

HK and JK are angle bisectors of the triangle. Find the distance from K to side GJ.

• 50

• 16

• 21

• not enough information

Define: CIRCUMCENTER OF A TRAINGLE

• the intersection point of the three perpendicular bisectors of a triangle 

• when a circle passes through the three vertices of a triangle 

• the point of intersection of three or more lines 

• the intersection point of the three angle bisectors of a triangle 

Define: INCENTER OF A TRIANGLE

• the intersection point of the three angle bisectors of a triangle 

• when three or more lines intersect at a single point 

• the intersection point of the three perpendicular bisectors of a triangle 

• the point of intersection of three or more lines 

Find the length of PO.

• 32

• 35

•   26

• 29

Which of the images represents the Incenter of a Triangle

• First

• Second

• Third

Identify the center.

• Circumcenter

• Incenter

• Centroid

• Orthocenter

If m∠CAP = 34° , find ∠CAB.

• 17°

• 34°

• 68°

• 90°