document.write( "Question 284298: If a square of side 8 is inscribed in a circle, what is the area of the circle?\r
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document.write( "A. 64 π B. 32 π C. 128 π D. 64 E. 32 \n" );
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Algebra.Com's Answer #206351 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! the diagonal of the square will be the diameter \n" ); document.write( "2*8^2=d^2 \n" ); document.write( "128=d^2 \n" ); document.write( "d=sqrt(128)8 sqrt(2) \n" ); document.write( "r=4 sqrt(2) \n" ); document.write( "a=pi*r^2 \n" ); document.write( "a=pi*(4sqrt(2))^2 \n" ); document.write( "a=pi*16*2=32pi \n" ); document.write( "B. 32pi \n" ); document.write( " |