Well According to Sites I've determined, The Range (Statistics). The Range is the difference between the lowest and highest values. Example: In {4, 6, 9, 3, 7} the lowest value is 3, and the highest is 9
4cm•2=8cm which is the length of the red paper so therefore Red paper= 4cmx8cm. Then your going to take 3cm-4cm= 1cm Next your going to solve for 7cm-8cm=1cm Which leaves you with an answer of 1cmx1cm more of visible red paper.