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5 Written questions
5 Matching questions
 Incenter
 Orthocenter
 Circumcenter
 Altitude Properties
 Altitude
 a Perpendicular line that goes through the vertex to the opposite side or the line containing the opposite side
 b The point of concurrency that is formed by the altitudes of a triangle.
 c The point of concurrency that is formed by the angle bisectors of a triangle
 d Answer Yes or No:
Does it pass through a vertex? Yes
Does it pass through a midpoint? Not required
Is it perpendicular to a side? Yes
Are there congruent angles? Not required  e The point of concurrency that is formed by the perpendicular bisectors of a triangle
5 Multiple choice questions
 Mathematics is the study of ___________________
This statement written down on quizzes gets you extra credit  This point is the center of a circle.
In an acute triangle it lies ___________ Inside
In a right triangle it lies ____________ Inside
In an obtuse triangle it lies ______________ Inside  Answer Yes or No:
Does it pass through a vertex? Yes
Does it pass through a midpoint? Yes
Is it perpendicular to a side? Not required
Are there congruent angles? Not required  Intersection of three or more lines or line segments
 To inscribe a circle, you use the ______ of the triangle, which you found using the three ______.
5 True/False questions

Median → The center of gravity; the point of concurrency that is formed by the medians of a triangle

Median Point of Concurrency → Intersection of three or more lines or line segments

Centroid → The center of gravity; the point of concurrency that is formed by the medians of a triangle

Perpendicular Bisectors → A perpendicular line that divides a segment in half

Altitude Point of Concurrency → In an acute triangle it lies ___________ Inside
In a right triangle it lies ____________ Inside
In an obtuse triangle it lies ______________ Inside