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    4. how many mm is in 3 cm
    how many mm is in 3 cm

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    0  Views: 753 Answers: 2 Posted: 14 years ago
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      2 Answers

      30.
      A mm is one tenth of a cm.

      14 years ago. Rating: 1
      Comment this answer

        By convention,


        1 cm = 10 mm


        So, 3 cm = 3 × 10 mm = 30 mm


        Now solve the other related problem by yourself.


         

        14 years ago. Rating: 0
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