document.write( "Question 75495: a swimming pool has the shape of a semi-circle. if the area is 308 square meters, find the perimeter of the pool.[pi=22/7] \n" ); document.write( "
Algebra.Com's Answer #54187 by checkley75(3666) ![]() You can put this solution on YOUR website! AREA OF A CIRCLE=PI*R^2 \n" ); document.write( "308=(22/7*R^2)/2 CROSS MULTIPLY \n" ); document.write( "(22/7*R^2)=616 \n" ); document.write( "22R^2/7=616 CROSS MULTIPLY AGAIN \n" ); document.write( "22R^2=616*7 \n" ); document.write( "22R^2=4312 \n" ); document.write( "R^2=4312/22 \n" ); document.write( "R^2=196 \n" ); document.write( "R=14 METERS IS THE RADIUS OF THE POOL. \n" ); document.write( " \n" ); document.write( " |