PLZ help me im fairly confused with all of these please dont answer if your just going for the points and not really helping me i really need help

find the radius of a circle with a circumference of 25x yards

find the radius of a circle with an area of 280.13 square inches

find the diameter of a circle with an area of 615.75 cm squared

find the diameter of a circle with an area of 90.25x m squared

find the area of a circle with a circumference of 26x feet

find the circumference of a circle with an area of 289x mm squared