Triangle Segments
Points of Concurrency
Quadrilaterals
Formulas
Logic
100
The perpendicular distance from the base of a geometric figure to opposite vertex (or side if parallel).
What is an altitude
100
Three or more lines that intersect at one point.
What are concurrent lines?
100
A quadrilateral that has four right angles.
What is a rectangle.
100
a² + b² = c²
What is the formula for the pythagorean theorem?
100
Argument or sufficient evidence for the truth of a proposition.
What is a Proof?
200
A segment from a vertex to the midpoint of the opposite side of a triangle.
What is a Median?
200
Point of concurrency of three medians.
What is a centroid.
200
A quadrilateral with only two sides parallel.
What is a trapezoid?
200
M = ((x1+x2)/2,(y1+y2)/2)
What is the midpoint formula?
200
A statement that requires no proof and is evident to everyone.
What is axiom (postulate)?
300
A line that is perpendicular to a segment at its midpoint.
What is a Perpendicular Bisector
300
Point of concurrency of three altitudes.
What is an orthocenter.
300
A regular quadrilateral.
What is a square?
300
√((y2-y1)²+(x2-x1)²)
What is the distance formula?
300
A proposition that requires proof to be believed.
What is a threorem?
400
A ray that divides an angle into two congruent angles.
What is an Angle Bisector
400
The point of concurrency of three perpendicular bisectors.
What is a circumcenter?
400
An equilateral quadrilateral with mutually bisecting diagonals.
What is a rhombus?
400
x=-b±√(b²-4ac) / 2a
What is the quadratic formula?
400
The act of placing the word "not" in front of a statement so that it is logically the opposite of the original.
What is negation?
500
The mid-segment of a triangle joins the midpoints of two sides of a triangle such that it is parallel to the third side of the triangle.
What is a midsegment
500
The point of concurrency of three angle bisectors.
What is incenter.
500
These quadrilaterals may have more than two sides crossed by a transversal.
What is convex.
500
FREEBIEEE
+500
500
If - then
What is a conditional statement?
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