Circumcenter of a Triangle

What point of concurrency is shown?

• incenter

• centroid

• circumcenter

• orthocenter

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

• circumcenter

• incenter

• centroid

• orthocenter

The circumcenter is the point at which all the ______ of a triangle meet.

• perpendicular bisectors

• angle bisectors

• medians

• altitudes

Z is the circumcenter of triangle TUV. Find TU.

• 34

• 42

• 30

• 38

Which of the images represents the Circumcenter of a Triangle

• First

• Second

• Third

Where is the circumcenter?

Which construction would be most helpful to begin his construction if Micah wants to find a point that is equidistant from the three vertices of a triangle?

• Construction A

• Construction B

• Construction C

• Construction D

How would you construct the circumcenter of a triangle?

• Construct at least two perpendicular bisectors.

• Construct at least two angle bisectors

• Construct two tangent lines

• Construct congruent radii

How do you construct a circumcenter?

• By finding the intersection point of the medians of the triangle.

• By finding the intersection point of the altitudes of the triangle.

• By finding the intersection point of the perpendicular bisectors of the sides of a triangle.

• By finding the intersection point of the angle bisectors of the triangle.

Z is the circumcenter of triangle TUV. Find VY.

• 17

• 15

• 19

• 21