Points of Concurrency

Front

When you draw the perpendicular bisectors of a triangle it creates the point of concurrency called the _____________.

Back

Circumcenter

Front

Where is the circumcenter located in an obtuse triangle?

Back

Outside the triangle

Front

When you draw the medians of a triangle it creates the point of concurrency called the _____________.

Back

Centroid

Front

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

Back

Perpendicular bisector

Front

C is the Centroid, AB = 30, AC = ?

Back

20

Front

What is the point of concurrency where the angle bisectors of a triangle meet?

Back

Incenter

Front

What is the point of concurrency where the altitudes of a triangle intersect?

Back

Orthocenter

Front

What is the relationship between the centroid and the vertices of a triangle?

Back

The centroid divides each median into a ratio of 2:1.

Front

What is the circumradius of a triangle?

Back

The radius of the circumcircle, which passes through all three vertices.

Front

What is the significance of the incenter in a triangle?

Back

It is the center of the incircle, which is tangent to all three sides.