document.write( "Question 1194908: The formular for the surface area is given by s={6r^2}+6rh a.make h the subject of the relation b.find h if r=2 ana 5=100 \n" ); document.write( "
Algebra.Com's Answer #827207 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! The formula for the surface area is given by s={6r^2}+6rh \n" ); document.write( ": \n" ); document.write( " a. make h the subject of the relation \n" ); document.write( "6r^2 + 6rh = s \n" ); document.write( "Factor out 6r \n" ); document.write( "6r(r+h) = s \n" ); document.write( "r + h = \n" ); document.write( "h = \n" ); document.write( ": \n" ); document.write( " b. find h if r=2 and s=100 \n" ); document.write( "h = \n" ); document.write( "h = \n" ); document.write( "h = 8 \n" ); document.write( "h = 6 \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "See if this checks out in the original formula; r=2 and h=6.3333 \n" ); document.write( "s = 6(2^2) + (6*2*6.3333) \n" ); document.write( "s = 24 + 75.9996 \n" ); document.write( "s = 99.9996 ~ 100 \n" ); document.write( " |