Similarity, SMB-011 Kransky has a photo which is 25 cm wide and 10 cm high He wants to enlarge it to make a poster with a width of 50 cm. What will be the height of the poster? (2 marks) --- 4 WORK AREA LINES (style=lined) --- Show Answers Only `text(20 cm)` Show Worked Solution `text(Scale factor)` `= text(new width)/text(old width)` `= 50/25` `= 2` `:.\ text(New height)` `= 2 xx 10` `= 20\ text(cm)`