The area of a regular hexagon inscribed in a circle with radius 2 is . Round your answer to the nearest tenth.

Find the domain of the following expression: 1/(√x)-2

Acircle has a circumference of 7.850 units. what is its radius?

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?