Answer :
5.11165651233 is the radius
10.2233130247 is the diameter
Area = pi r2 81/3.14 = 5.11165651233 Square root = 5.11165651233
Hope I become the brainliest
10.2233130247 is the diameter
Area = pi r2 81/3.14 = 5.11165651233 Square root = 5.11165651233
Hope I become the brainliest