An aluminum-alloy rod has a length of 10.009 cm at 16.200°C and a length of 10.021 cm at the boiling point of water.
(a) What is the length of the rod at the freezing point of water? (Answer to the nearest 0.001 cm.)
? cm
(b) What is the temperature if the length of the rod is 10.018 cm?
? °C