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What is the diameter of a circle with an area of 254.34mm²?

 Apr 19, 2014

Best Answer 

 #2
avatar+129830 
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What is the diameter of a circle with an area of 254.34mm²?

The area of a circle is A = (pi) * r2

So we need to "solve" for r  and then double our answer, since the diameter is twice the radius

So we have

254.34 mm2 = r2    Take the sqare root of both sides

15.948 mm = r

and twice 15,948 = 31.886 mm

And there you are !!.....

 Apr 19, 2014
 #1
avatar+3146 
+5
admin Apr 19, 2014
 #2
avatar+129830 
+5
Best Answer

What is the diameter of a circle with an area of 254.34mm²?

The area of a circle is A = (pi) * r2

So we need to "solve" for r  and then double our answer, since the diameter is twice the radius

So we have

254.34 mm2 = r2    Take the sqare root of both sides

15.948 mm = r

and twice 15,948 = 31.886 mm

And there you are !!.....

CPhill Apr 19, 2014

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