Help pls​

In which source of water would a wave travel the fastest? o ice o cold o room temperature o hot mark this and return save and exit next

Can (2,3 and square root 10) be sides ona right triangle?

Quadrilateral ghjk has vertices g(2, 3), h(8, 2), j(6, 8), and k(3, 6). it is transformed according to the rule t(–4, –5). what are the coordinates of g”? (–7, 3) (–2, 2) (–1, –7) (2, –2)