document.write( "Question 1110932: work out perimeter of a semicircle with a radius of 3cm
\n" ); document.write( "give your answers in terms of pie=3.14
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Algebra.Com's Answer #725938 by amalm06(224)\"\" \"About 
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Circumference of circle = 2pi*r
\n" ); document.write( "Circumference of semicircle = (1/2)(2pi*r)=pi*r\r
\n" ); document.write( "\n" ); document.write( "Given: r = 3 cm\r
\n" ); document.write( "\n" ); document.write( "Then circumference of semicircle = 3pi (Answer)
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