An endless set of points extending in both directions.
A part of a line that has two endpoints.
Two lines in the same plane, but never crossing paths.
An exact location in space.
Two lines that intersect to form a ninety degree angle.
The name of a 137 degree angle.
The name of a 12 degree angle.
A 180 degree angle.
Instrument used to measure an angle.
Part of an angle where two rays meet.
Hearts, Circles, Ovals, and Mazes are all examples of this.
a four sided polygon
a five sided polygon
an six sided polygon
A polygon with all sides equal length is called a ________ polygon.
All three angles of any triangle must add up to ______ degrees.
A triangle with one angle greater than 90 degrees.
A triangle whose sides are all different lengths.
A triangle that has all three sides equal length.
At least two of a triangle's angles must be ____________.
The only quadrilateral that can't have four equal sides.
All 4 angles of a quadrilateral must add up to __________ degrees.
A parallelogram with all four sides equal but may or may not have right angles.
A parallelogram with four right angles, opposite sides parallel, and all four sides the same length.
A quadrilateral that has only one pair of parallel sides.
