Salma used a photocopier to dilate the design for a monorail track system. the figure below shows the design and its photocopy: two irregular quadrilaterals abcd and efgh are drawn. efgh is the photocopy of design abcd. ab measures 15 meters, dc measures 17 meters. no dimensions are shown on efgh. the ratio of ad: eh is 1: 2. what is the length, in meters, of side gh on the photocopied image? numerical answers expected!