In Seattle on September 30 the temperature in F t hours

Last updated: 8/18/2023

In Seattle on September 30 the temperature in F t hours after midnight was given by the function Temp t 60 12 sin t 11 What was the average temperature over the period from 8 A M until 10 P M OA 76 39 F OB 60 F O c 56 05 F OD 76 39 F OE 65 48 F