Geometry crossword

A figure that lies in a plane
Closed plane figure formed by 3 or more line segments
Sets of points consisting of two different rays that have the same endpoint
The region that contains all the points between the sides of the angle
Add to 90
Formed by switching the hypothesis and the conclusion of a statement
Lines that are in different planes and never meet are called skew
Has at least two congruent sides
Add to 180
Less than 90
Angle shared by two triangles
The angles that are adjacent to the interior angles are the exterior angles
Four sided polygon with two parts of parallel sides
Method by which a new image is made(reflection, rotation, or translation)
Transformation that preserves lengths and angle measures
Two figures that are congruent iff there is a rigid motion that maps one of the figures onto the other (same size and shape)
An angle with its vertex on the circle
Transformation composed of a translation and a reflection
if the figure can be mapped onto its self by a reflection in the line
A translation in the coordinate plane can be described using the following notation