Circle o has radius 5 m with an arc AB intercepted by a central angle of radians. What is the area of sector AOB expressed in terms of ?

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Awall map has a scale of 128 miles = 6 inches. the distance between springfield and lakeview is 2 feet on the map. what is the actual distance between springfield and lakeview? 384 miles 512 miles 1.13 miles 42.7 miles

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?