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Suppose you are asked to find the area of a rectangle that is 2.1- cm wide by 5.6- cm long. Your calculator answer would be 11.76 cm2 . Now suppose you are asked to enter the answer to two significant
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37 votes
Suppose you are asked to find the area of a rectangle that is 2.1- cm wide by 5.6- cm long. Your calculator answer would be 11.76 cm2 . Now suppose you are asked to enter the answer to two significant figures.

User Sahira
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1 Answer

22 votes
22 votes
Two significant figures means 2 digits after the decimal. 11.76 already has two digits so you don’t need to do anything. The answer is just 11.76cm2
User Dchesterton
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