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The radius of the circle is 3.12 m. Calc...

The radius of the circle is 3.12 m. Calculate the area of the circkle with regard to significant figures.

Text Solution

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The correct Answer is:
radius : 3.12m ( Three significant figures)
Area of ihe circle = `pir^(2) = 3.14 xx (3.12 m)^(2) = 30.566`
If the result is rounded off into three siunificant figure, area of the circle = 30.6 `m^(2)`
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