The daily high temperatures, in degrees Celsius, during one week were recorded as follows: −3°, −10°, 6°, 4°, −7°, −8°, −3°. Find the average daily high temperature for the week.

Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units