Points of Concurrency Practice

Which types of centers are ALWAYS INSIDE the triangle? (Select all that apply)

• Orthocenter

• Incenter

• Centroid

• Circumcenter

The altitude of a triangle can be

(Select all that apply)

• outside the triangle

• inside the triangle

• a part of the triangle

• above the triangle

The point at which concurrent lines cross is called the

• line

• point of concurrency

• dot in the center

• point of intersection

D is the circumcenter, find DG

• 15
• 16
• 17
• 19

What is the length of DC

• 4
• 1
• 2
• 3

[Perpendicular Bisectors and Circumcenter]
If CG is 10, what is BG?

• 5
• 20
• 10
• 15

The figures above are examples of ...

• altitudes

• perpendicular bisectors

• medians

• angle bisectors

[Perpendicular Bisectors and Circumcenter]
If AF is 6, what is AC?

• 6
• 10
• 16
• 12

The figure is an example of a(n) ...

• altitude 
• perpendicular bisector
• midsegment
• angle bisector

[Angle Bisectors and Incenter]
If m<BAP is 30, what is the measure of m<PAC?

• 60
• 90
• 45
• 30