Question

if the area of quadrant of a circle is 38.5cmsquare then find its diameter ?​

Answer 1

Answer:refer to the attachment given below....

Hope it helps

Answer 2

Answer:

14

Step-by-step explanation:

area of circle =pi * R^2

area of quadrant =(pi*r^2)/4

38.5*4=22/7*r^2

154=22/7*r^2

r^2=154*7/22

r=7

d=14