document.write( "Question 1173912: What is the radius of a circle with an area of 144 pi?
\n" ); document.write( "The correct answer is 12 but when I use the formula and divide 144 by pi (3.14), I get 45.8598726 and I don't understand how to get the square root from this big number that equals to 12? \n" ); document.write( "

Algebra.Com's Answer #799243 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( ".
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document.write( "What is the radius of a circle with an area of 144 pi?
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document.write( "  πr^2 = Area
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document.write( "Question States:
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document.write( "  πr^2 = 144π *
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document.write( "   r^2 =     |the πs simply cancel out
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document.write( "    r = 12 units
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document.write( "Wish You the Best in your Studies.
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