An aluminum wing on a passenger jet is 26 m long when the temperature is 30.9 degrees Celsius. Using eBook Table 5.2, at what temperature (in degrees Celsius) would the wing be 1 mm shorter?

Express answers to 3 significant figures unless other instructions are given in the question

Table 5.2 Some Coefficients of Linear Expansion Solid C (x 10-6/'C) Aluminum 25 Brass or bronze 19 Brick 9 Copper 17 Glass (plate) Glass (Pyrex) Ice 51 Iron or steel 12 Lead 29 Quartz (fused) 0.4 Silver 19