A sector $P_1OP_2$ of an ellipse is given by angles $\theta_1$ and $\theta_2$.
Could you please explain me how to find the area of a sector of an ellipse?
A sector $P_1OP_2$ of an ellipse is given by angles $\theta_1$ and $\theta_2$.
Could you please explain me how to find the area of a sector of an ellipse?