Question 180198
SA= {{{pi,}}}{{{r^2 + pi,}}}{{{rL}}}
293.2 = {{{(3.14)6.1^2 + (3.14)6.1L}}}
multiply;
293.2 = 116.84 + 19.15L
subtract 116.84 from each side;
293.2 - 116.84 = 19.15L
176.36 = 19.15L
divide each side by 19.15;
9.21 = L
:)