Animekurumivideosgo Animekurumivideosgo Math Answered Calculate the area given its radius/diameter use n = 3.14 Note: formula is A = nr2 . diameter is twice the radius. A. 9 cm (radius) B. 12.2 cm (diameter) D 56 inches (diameter) E. 3 cm (radius) paki sagot na lang po need kopo kase yung sagot