Geometry Topic 5 Review

Which set of numbers may represent the lengths of the sides of a triangle?

• {2,5,9}

•  {6,6,7}

• {6,4,2}           

• {7,8,1}

Two sides of a triangle have lengths 7 and 10.  What are the possible lengths of the third side?

• 3 < x < 17

• 7 < x < 10

• x > 3

• x < 17

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

• Centroid

• Incenter

• Circumcenter

• Orthocenter

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

• Centroid

• Incenter

• Orthocenter

• Altitude

The three altitudes of a triangle intersect at the___________________.

• orthocenter

• median

• centroid

• circumcenter

What is point J called?

• centroid

• incenter

• circumcenter

• orthocenter

Which of these is called the center of gravity.

• orthocenter

• incenter

• circumcenter

• centroid

The incenter of a triangle is equidistant from the __________ of a triangle.

• vertices

• sides

• angle bisector

• circumcenter

The image show which point of concurrency

• circumcenter

• centroid

• incenter

• orthocenter

The circumcenter of a right triangle falls on the____________.

• vertex

• hypotenuse

• vertex

• side