Vocab Flashcards
Equal distant
Equidistant
3 or more rays, lines, or segments that intersect at one point
Concurrent
The point concurrent lines, rays, or segments intersect
Point of concurrency
The point where the 3 perpendicular bisectors in a triangle meet
Circumcenter
The point where the 3 angle bisectors in a triangle meet
Incenter
Segment from a vertex to the midpoint of the opposite side
Median of a triangle
Where 3 medians of a triangle meet
Centroid
Segment from a vertex that hits the opposite side at a perpendicular angle
Altitude of a triangle
Where 3 altitudes of an angle meet
Orthocenter
Segment that connects 2 midpoints in a triangle
Midsegment of a triangle
Segment that joins 2 nonconsecutive vertices
Diagonal
Polygon with all congruent sides
Equilateral polygon
Polygon with all congruent angles
Equiangular polygon
Both equilateral and equiangular
Regular polygon
Quadrilateral with both pairs of opposite sides parallel
Parallelogram
Parallelogram with 4 congruent sides
Rhombus
Parallelogram with 4 90° angles
Rectangle
Parallelogram with 4 congruent sides and 4 90° angles
Square
Quadrilateral with exactly one pair of parallel sides
Trapezoid
Parallel sides
Base
Consecutive angles whose common side is a base
Base angles
Non-parallel sides
Legs
Trapezoid with congruent legs
Isosceles trapezoid
Segment that connects midpoints of legs
Midsegment of a trapezoid
Quadrilateral that has 2 pairs of consecutive congruent sides, but opposite sides are not congruent
Kite
