document.write( "Question 955449: A child's block is in the shape of half a cylinder. (It has a picture and it's like and the arc thing, it looks like a semicirle to me tho). The block is 10cm wide, 5 cm high and 3.5 cm thick. Find the surface area. The answer is 35 + 42.5pi in. I don't get how to get to that answer. Thanks! \n" ); document.write( "
Algebra.Com's Answer #583668 by macston(5194)![]() ![]() You can put this solution on YOUR website! For 2 half circles(top+bottom) \n" ); document.write( "... \n" ); document.write( "For curved side(1/2 circumference*height) \n" ); document.write( "... \n" ); document.write( "... \n" ); document.write( "For flat side \n" ); document.write( "... \n" ); document.write( "Total surface area= |