Ch. 5 - Relationships within Triangles Review for Test

Front

If G is the centroid of triangle ABC and GF= 4. Find the length of GC.

Back

8

Front

What type of lines are shown in the triangle?

Back

altitudes

Front

Define: INCENTER OF A TRIANGLE

Back

The intersection point of the three angle bisectors of a triangle.

Front

The figures above are examples of ...

Back

altitudes

Front

What is the measure of angle X if the options are 60, 40, 140, 100?

Back

60

Front

What is the centroid of a triangle?

Back

The point where the three medians intersect.

Front

What is a median in a triangle?

Back

A line segment joining a vertex to the midpoint of the opposite side.

Front

What is the circumcenter of a triangle?

Back

The point where the three perpendicular bisectors intersect.

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 an altitude in a triangle?

Back

A perpendicular segment from a vertex to the line containing the opposite side.