Term

Definition
an angle with its vertex at the center of a circle 


Term

Definition
An exact location in space is a __________. 


Term

Definition
A(n) _________ is part of a circle named by its endpoints. 


Term

Definition
A figure formed by two rays with a common endpoint called the vertex is a(n) __________. 


Term

Definition
A ________ is a line segment with endpoints on a circle. 


Term

Definition
A line segment with one endpoint at the center of a circle and the other endpoint on the circle ___________. 


Term

Definition
A ____________ is a part of a line between two endpoints. 


Term

Definition
The ____________ of a circle is a line segment that passes through the center of a circle and has endpoints on the circle. 


Term

Definition
A straight path that extends without end in opposite directions is a __________. 


Term

Definition
The point inside a circle that is the same distance from all the points on the circle is the _________________. 


Term

Definition
A _________ is part of a line that starts at one endpoint and extends forever. 


Term

Definition
A flat surface that extends forever is a ___________. 


Term

Definition
The set of all points in a plane that are the same distance from a given point called the center is a _________. 


Term

Definition
Two figures having the same shape and size are ___________. 


Term

Definition
A __________ is a line that intersects two or more lines. 


Term

Definition
The two rays are the sides of the angle and the common endpoint is the _________. 


Term

Definition
Lines that lie in different planes that are neither parallel nor intersecting are ___________. 


Term

Definition
An angle that measures 90° is a _______________ angle. 


Term

Definition
An angle that measures less than 90° is a(n) _____________ angle 


Term

Definition
Lines that intersect to form right angles are ___________ lines. 


Term

Definition
An angle whose measure is greater than 90° but less than 180° is a(n) _____________ angle. 


Term

Definition
Two angles whose measures have a sum of 180° are _____________. 


Term

Definition
An angle that measures 180° is a(n) ______________. 


Term

Definition
Two angles whose measures have a sum of 90° are ___________. 


Term

Definition
A closed plane figure formed by three or more line segments. 


Term

Definition
Triangle that has no congruent sides. 


Term

Definition
A triangle with at least 2 congruent sides. 


Term

Definition
A triangle with all of the sides congruent. 


Term

Definition
Triangle in which all of the angles are acute. 


Term

Definition
Triangle with one obtuse angle. 


Term

Definition
A triangle with one right angle. 


Term

Definition
quadrilateral with 2 pairs of parallel sides. 


Term

Definition
A quadrilateral that has four congruent sides. 


Term

Definition
A quadrilateral that has exactly one pair of parallel sides. 


Term

Definition
A quadrilateral with four congruent sides and four right angles. 


Term

Definition
A quadrilateral that has exactly tow pairs of congruent, adjacent sidesl. 


Term

Definition
Changes the position or orientation of a figure 


Term

Definition
A figure resulting from a transformation. 


Term

Definition
A figure slides along a straight line without turning. 


Term

Definition
A figure turns around a fixed point. 


Term

Definition
A transformation of a figure that flips the figure across a line. 


Term

Definition
A line that a figure is flipped across to create a mirror image of the original figure. 


Term

Definition
A pair of opposite congruent angles formed by intersecting lines. 


Term

Definition
Not identical on either side of a central line. 

