Outside temperature over a day can be modeled as a sinusoidal function. Suppose you know the high temperature of 68 degrees occurs at 6 PM and the average temperature for the day is 60 degrees. Find the temperature, to the nearest degree, at 11 AM.

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.