angle4dMarque, ASD. Angle, 90Deg. Format, Carré. Section Tube, 50mm. Modele, 290mm. Longueur élément, 0.71m. Epaisseur Tube, 3 mm Forte Charge. Type, Angle.An Isosceles trapezoid, as shown above, has left and rht sides of equal length that join to the base at equal angles.. The Kite. Hey, it looks like a kite (usually).. It has two pairs of sides:.