Geometry cards Flashcards
A triangle with three sides of equal length
Equilateral triangle
A quadrilateral all of whose sides are equal
square
book that Euclid wrote
The Elements
geometric drawings
constructions
drawing conclusions from a limited set of observations
Inductive reasoning
using logic to draw conclusions from statements already accepted as true
Deductive reasoning
that which has no parts
point
breadthless length
line
part of a line bound by two end points
line segment
flat unbounded surface
plane
points that are contained in the same line
collinear points
points that are contained in the same plane
coplanar points
lines that contain the same point
concurrent lines
point where lines meet
intersection
at right angles
Perpendicular
part of a line that extends endlessly in one direction
Ray
a pair of rays that have the same endpoint
Angle
the point where the rays of an angle meet
Vertex
