The figure below was created by inscribing an unshaded circle in a square of side length 10 inches.
214 in^2
78.5 in^2
21.5 in^2
20 in^2 Which measurement is the closest in square inches to the area of the shaded
region of the figure?

Afitness center has 2 membership plans one has a low dollar sign up fee of 15 dollars and costs 38 dollars per month to join. a second plan has a higher sign up fee of 78 dollars but a lower monthly fee of 31 dollars for what number of days of the month is the coat the same