Line AB
2 or more points joined with no thickness or width that extend indefinitely in two directions
collinear points
points that lie on the same plane
plane
flat 2 dimensional surface that extends indefinitely in all directions
coplanar
objects that lie on the same plane
line segment
part of a line that stops at two endpoints
congruent segments
dash marks are used
midpoint
a point that divides a segment into two congruent segments
segment bisector
any segment, line, or plane that divides a segment into two congruent parts
ray
a type of line that has one endpoint and one end that continues on indefinitely
perpendicular lines
two lines that intersect to form a right angle
perpendicular bisector
a segment, ray, line, or plane that is perpendicular to a segment at it's midpoint
pythagorean theorem
a² + b² = c²
distance formula
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Non-Collinear Points
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