لإضافةl: 19th September 2009 اضيف بواسطة:Semanoor15 المشاهدات: 182 تعليقات:0
Vector generated image of A Set Square: It is an object used in engineering and technical drawing, with the aim of providing a straightedge at a right angle or other particular planar angle to a baseline.
لإضافةl: 19th September 2009 اضيف بواسطة:Semanoor15 المشاهدات: 187 تعليقات:0
Vector generated image of Compass:A compass is an instrument used to draw circles or the parts of circles called arcs. It consists of two movable arms hinged together where one arm has a pointed end and the other arm holds a pencil.