Trigonometry
(1722,1722)\left(\frac{17\sqrt2}{2},\frac{17\sqrt2}{2}\right)
(−1722,−1722)\left(-\frac{17\sqrt2}{2},-\frac{17\sqrt2}{2}\right)
(−1724,1724)\left(-\frac{17\sqrt2}{4},\frac{17\sqrt2}{4}\right)
(−1722,1722)\left(-\frac{17\sqrt2}{2},\frac{17\sqrt2}{2}\right)(−2172,2172)