What is the length in centimetres of a glass rod 7.82 inches long?
Answers
Answered by
2
Answer:
It's length is 19.55 cm.
Answered by
10
Answer:
19.9 cm
Explanation:
we know that 1 inch= 2.54 cm
therefore to convert 7.82 into cm we need to multiply it with 2.84 ....
i.e., 7.82*2.54
= 19.8628
=19.9 cm (since the question has only 3 significant figures)
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