An Associate of Arts is an academic transfer degree designed for students who will ultimately be pursuing a Bachelor of Arts degree at a four-year college/university that is not math or science oriented. Examples of this type of four-year degree are: Business, Liberal Arts, History, Speech, Music, Education, Criminal Justice, etc.
Quadrilaterals which have one pair of parallel sides are called trapezoids. Sides that are parallel are called bases of a trapezoid, and ones that are not parallel are called legs. Trapezoids whose legs are of equal length are called isosceles trapezoids. Diagonals of a isosceles trapezoids are congruent.
A trapezoid is a special quadrilateral (have four sides) having one pair of parallel sides and other pair is non-parallel sides. In American English it is used as trapezoid and in the British English it is used as trapezium.bases are called parallel sides of trapezoid and non parallel sides are called leg..