120 60 150 180 210 330 240 300 270 The graphs of the polar curves r = 5 and ~ = 5 + 2 sin (30) are shown in the figure for 0 - 5 + 2 sin (30) from 0 S # S w. Write an integral expression for the (b) Write the expressions for do and of for the curve r = 5 + 2 sin (30)