Geometry Relationships in Triangles

What is the point called where the perpendicular bisectors of the sides of a triangle intersect?

What is the name of the point that is two-thirds of the way from each vertex of a triangle to the midpoint of the opposite side?

Which of the following segments represents an altitude?

A line that is perpendicular to a segment at its midpoint is called a ____________.

What is $$m\angle ABC$$ ?

Click on $$\angle QSR$$

In $$\Delta ABC$$ , if $$m\angle CAD\ =\ 29\degree$$ , what is $$m\angle DAB$$ ?

A median of a triangle connects the ___________ of a side to the opposite vertex.

The sum of the lengths of any two sides of a triangle is _____ than the third side

Does the sides 8, 9, 10 make a triangle?