Review 5.1-5.3

Front

The circumcenter of a triangle is equidistant from the _______ of the triangle.

Back

vertices

Front

Ray AC bisects

Back

20°

Front

If S is the incenter, what type of segments are drawn?

Back

angle bisectors

Front

Which point of concurrency is used to inscribe a circle in a triangle?

Back

Incenter

Front

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

Back

Incenter

Front

What is the definition of a circumcenter?

Back

The point where the perpendicular bisectors of a triangle intersect.

Front

What is the definition of an incenter?

Back

The point where the angle bisectors of a triangle intersect.

Front

What is the definition of a centroid?

Back

The point where the medians of a triangle intersect.

Front

What is the definition of an orthocenter?

Back

The point where the altitudes of a triangle intersect.

Front

How do you find the circumradius of a triangle?

Back

Use the formula R = a / (2 * sin(A)), where a is a side length and A is the angle opposite that side.