[tex] \frac{1}{2} \times 8 \times 4 = \frac{32}{2} = 16[/tex]
[tex] \frac{115}{360} \times \pi \times {5}^{2} \\ = 25.08[/tex]
AREA OF THE COMPOSITE FIGURE
[tex]16 + 25.08 = 41.08ft^{2} [/tex]