document.write( "Question 1142954: An arc of a cirle of radius 7cm subtends an angle of 120° at the centre. Find its perimeter.
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Algebra.Com's Answer #763718 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! An arc of a circle of radius 7cm subtends an angle of 120° at the centre. \n" ); document.write( " Find its perimeter. \n" ); document.write( ": \n" ); document.write( "Assuming they mean the perimeter of the of the circle segment subtended by 120 degrees \n" ); document.write( " |