Special Segments in Triangles

Front

What does an angle bisector do?

Back

Splits an angle in half.

Front

Describe the possible lengths for the third side of the triangle given the two sides 10 and 5.

Back

5 < x < 15.

Front

Which point is equidistant from the sides of a triangle?

Back

Incenter.

Front

Find the length of AD if AD is a segment in a triangle and the options are 2, 4, 6, 8.

Back

8.

Front

Which angle is the largest in a triangle with angles

Back

Front

What is the definition of a triangle's median?

Back

A segment from a vertex to the midpoint of the opposite side.

Front

What is the Triangle Inequality Theorem?

Back

The sum of the lengths of any two sides of a triangle must be greater than the length of the third side.

Front

What is the circumcenter of a triangle?

Back

The point where the perpendicular bisectors of the sides intersect.

Front

What is the incenter of a triangle?

Back

The point where the angle bisectors of the triangle intersect.

Front

What is the centroid of a triangle?

Back

The point where the three medians intersect.