How many cm are in 18.90 inches?
Chemistry
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Question
How many cm are in 18.90 inches?
2 Answer

1. User Answers Anonym
48.006 cm are in 18.90 in
Hope this helps! 
2. User Answers kyliemo2003
Well, there are 2.54 cm in 1 inch, so you multiply 18.90 by 2.54. So, there are 48.006 cm in 18.90 inches.