Volume, in other words, liters of paint needed, is given by the following expression
(1)
(4)
Part (b) – 1 point
Integral along the circular fence/ curve C.
(3)
The Line Integral along the circular fence C w.r.t. to the arc length, ds, is evaluated
as a definite integral w.r.t. the parameter t by the following transformation
7
The painted area is given by the following definite integral (obtained from (b)&(c)
Line Integral algebraic manipulations)