A 2.0-cm-thick brass plate (k_T = 105 W/k·m) is sealed face-toface to a glass sheet (k_T = 0.80 W/k·m), and both have the same area. The exposed face of the brass plate is at 80 °C, while the exposed face of the glass is at 20 °C. How thick is the glass if the glass-brass interface is at 65 °C?