Side st = 5, side us = 8, side vw = 5, and side xv = 8. what side corresponds to side tu and can be used to show that ? stu ? ? vwx by sss? (enter your answer using letters only)

Alake near the arctic circle is covered by a 222-meter-thick sheet of ice during the cold winter months. when spring arrives, the warm air gradually melts the ice, causing its thickness to decrease at a constant rate. after 333 weeks, the sheet is only 1.251.251, point, 25 meters thick. let s(t)s(t)s, left parenthesis, t, right parenthesis denote the ice sheet's thickness sss (measured in meters) as a function of time ttt (measured in weeks).

Which expression is rational? 6. , square root two, square root 14, square root 49

Can someone me and explain..will award brainlest!