document.write( "Question 860942: Please help! I do not know what number pi is.\r
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document.write( "The area of a circle is found by multiplying the constant by the square of the circle's radius: A = pir2. A certain circle has an area of pia2 - pi2a + . Factor the trinomial to find the radius of the circle.\r
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Algebra.Com's Answer #518742 by Fombitz(32388)![]() ![]() You can put this solution on YOUR website! You're missing a term after the \"+\" sign (pia2 - pi2a + .). \n" ); document.write( "Use the caret ^ to denote exponentiation. \n" ); document.write( "pi*a^2-pi^2*a+... \n" ); document.write( " \n" ); document.write( "Please repost with the additional information. \n" ); document.write( " |