document.write( "Question 245257: A semicircular window of radius 10 inches is to be laminated with a sunblock coating that costs $0.85 per square inch to apply. What is the total cost of coating the window, to the nearest cent? (Use п = 3.14)
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Algebra.Com's Answer #179224 by Haily(1)![]() ![]() ![]() You can put this solution on YOUR website! So first square the radius, you get 100. then take 100*3.14=314 \n" ); document.write( "Since its a semicircle, you will divide by two and get, 157 \n" ); document.write( "Then take 157*0.85= 133.45\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So your answer should be $133.45 \n" ); document.write( " |