Maths problems

2008-09-16 5:53 am
The length of a cubic safe measures 39.5 com. Estimate the volume of the safe i litres correct to 2 significant figures.

Please explain and answer the question.

回答 (2)

2008-09-24 5:30 pm
✔ 最佳答案
Volume
= 39.5x39.5x39.5 c.c.
= 61629.875 c.c.
= 62 litres (correct to 2 sig. fig.)
2008-09-26 2:45 am
Volume
= 39.5x39.5x39.5 (ml)
= 61629.875 ml
= 61.629875 litres
=About 62 litres
參考: my maths knowledge


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