itzstorm204 itzstorm204 09-09-2022 Mathematics contestada 18. Referring to the figure, the circle shown is drawn on grids. Find A ÷ r and A ÷ r2. a. 18.8, 4.6 c. 7.9, 3 b. 19.8, 4.9 d. 15.8, 3.2