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# Shapes & Designs

TermDefinition
Triangle a polygon with 3 sides and 3 angles
Right triangle a three sided polygon with one angle that equals 90 degrees
Isosceles Triangle a three sided polygon with 2 sides that are the same length
Equilateral Triangle a three sided polygon where are sides are the same length
Parallelogram a quadrilateral where opposite sides are parallel and the same length
Polygon any enclosed shape made of only straight sides that do not intersect
Degree a measure of rotation of an angle
Right Angle where 2 lines intersect to form 90 degrees
Initial Side the beginning line when measuring an angle
Terminal Side the ending line when measuring an angle
Straight Angle an angle that measures 180 degrees
Acute Angle an angle that measures between 0 and 90 degrees
Obtuse Angle an angle that measures between 90 and 180 degrees
Quadrant one of the 4 sections on a coordinate grid
Complementary Angles when 2 angles combine to equal exactly 90 degrees
Supplementary Angles when 2 angle combine to equal exactly 180 degrees
Created by: azcatz1984