document.write( "Question 1003510: If r = 4in, what is the area of a semicircle, rounded to the nearest tenth? \n" ); document.write( "
Algebra.Com's Answer #620197 by fractalier(6550)\"\" \"About 
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The formula for the area of a semicircle is
\n" ); document.write( "A = (1/2)(pi)(r^2)
\n" ); document.write( "A = (1/2)(3.14)(4^2)
\n" ); document.write( "A = 25.1 in^2
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