A parallelogram is a trapezoid with two pairs of parallel sides. Geometric microliths may be triangular, trapezoid or lunate. The side view is a isosceles trapezoid. Any square, rectangle, isosceles trapezoid, or antiparallelogram is cyclic. The trapezius muscle resembles a trapezium (trapezoid in American English), or diamond-shaped quadrilateral. The earflares are rectangular plates with an additional trapezoid element at the front. The men deployed in a triangular or trapezoid formation with the tip leading the way. The BRZ's grill is hexagonal in shape, compared to the Toyota's trapezoid. It consists of two fasciculi, called the trapezoid ligament and conoid ligament. Cantilevered trapezoid planform swept-back surfaces. The area consists of a centred, symmetrical trapezoid. Cantilever three-spar structure of modified trapezoid planform. It involves cutting a broad based trapezoid shaped mucoperiosteal flap with two vertical incisions. This article uses the inclusive definition and considers parallelograms as special cases of a trapezoid. You can recognize a mansard roof by its trapezoid shape.