The term isosceles can also refer to the trapezoid, a quadrilateral with a single pair of parallel sides. Much like the triangle, an isosceles trapezoid has a pair of equal non-parallel lines, a single line of reflective symmetry and a pair of matching angles.
Synopsis. The Marquis de Lafayette was born on September 6, 1757, in Chavaniac, France. He served the Continental Army with distinction during the American Revolutionary War, providing tactical leadership while securing vital resources from France.
In 1775, at just 18 years old, Gilbert du Motier (Marquis de  Lafayette) left France and volunteered to serve in the Continental  Army. Having received extensive military trâ¦aining by the age of 13,  he was found qualified for important positions in the army under  George Washington.