11 terms

# Points of Concurrency, Statements

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Centroid
The point of concurrency of the medians of a triangle
Orthocenter
the point of concurrency of the altitudes of a triangle
Incenter
the point of concurrency of the angle bisectors of a triangle
Circumcenter
the point of concurrency of the perpendicular bisectors of a triangle
inverse
the statement formed by negating the hypothesis and conclusion of a conditional statement
contrapositive
the statement formed when you negate the hypothesis and conclusion of the converse of a conditional statement
converse
the statement formed by switching the hypothesis and conclusion of a conditional statement
triangle inequality theorum
sum of the measure of any 2 sides of a triangle must be greater than the 3rd side/base measure
isosceles triangle theorum
the two congruent sides of an isosceles triangle are opposite the congruent angles
triangle sum theorum
the interior angles of a triangle sum to 180
pythgorean theorum
in a right triangle a2+b2=c2