This figure is a regular 12-sided polygon. the diameter of the circle that circumscribes it is 16 cm. find the radius of the polygon. cm type the correct answer then press enter 12 sides

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.