Geometry Relationships Within Triangles

The picture shows which point of concurrency
____________________.

• centroid

• incenter

• circumcenter

• orthocenter

• Reflexive property of congruence

• Definition of angle bisector

• Symmetric property of congruence

• Corresponding angles are congruent

What is y?

• 40

• 55

• 70

• 110

Find the value of ST.

• 12

• 24

• 23

• 18

• (1)

• (2)

• (3)

• (4)

The incenter of a triangle is equidistant from the __________ of a triangle.

• vertices

• sides

• angle bisector

• circumcenter

The three altitudes of a triangle intersect at the___________________.

• orthocenter

• median

• centroid

• circumcenter

The image show which point of concurrency

• circumcenter

• centroid

• incenter

• orthocenter

The three perpendicular bisectors of a triangle intersect at the ________________.

• circumcenter

• incenter

• centroid

• orthocenter