We can do this by using the distance formula. The distance between two points $(x_1, y_1)$ and $(x_2, y_2)$ is given by $\sqrt{(x_2-x_1)^2 + (y_2-y_1)^2}$.
For side $AB$, we have $A(2,0)$ and $B(2,-5)$. So, $AB = \sqrt{(2-2)^2 + (-5-0)^2} = 5$.
For side $BC$, we
Show more…