The total surface area of two similar cuboids are 500cm^2 and 800cm^2. If the width of one of the cuboids is 10cm, what are the two possible widths of the other cuboid? How do I get the working? Thanks for the help!

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Answer 1 · 2018-04-23T16:01:52

16 or 6.25

#800/500#=#8/5#=1.6 if the 10cm is the width on the smaller cuboid then multiply 10 by 1.6#=># 16

#500/800=5/8=0.625# if the 10cm is the width on the larger cuboid then multiply 10 by 0.625 #=># 6.25