Question Number 118138 by oustmuchiya@gmail.com last updated on 15/Oct/20
Answered by 1549442205PVT last updated on 15/Oct/20
$$\mathrm{The}\:\mathrm{are}\:\mathrm{of}\:\mathrm{the}\:\mathrm{fruit}\:\:\mathrm{garden}\:\mathrm{equal}\:\mathrm{to} \\ $$$$\mathrm{S}_{\mathrm{g}} =\pi\mathrm{r}^{\mathrm{2}} =\pi.\mathrm{6}^{\mathrm{2}} =\mathrm{36}\pi \\ $$$$\mathrm{The}\:\mathrm{area}\:\mathrm{of}\:\mathrm{the}\:\mathrm{bounded}\:\mathrm{path}\:\mathrm{equal}\:\mathrm{to} \\ $$$$\mathrm{S}_{\mathrm{p}} =\pi.\mathrm{8}^{\mathrm{2}} −\pi.\mathrm{6}^{\mathrm{2}} =\pi\left(\mathrm{64}−\mathrm{36}\right)=\mathrm{28}\pi \\ $$
Answered by 1549442205PVT last updated on 15/Oct/20