The sector of a circle with a 60 millimeters radius has a central angle measure of 30° . what is the exact area of the sector in terms of π ?

Nnnnneeedd 1.find the residual if you know the actual number is 5.2 and the predicted value is 4.8

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders