Answer:
radius = 9 inches
Explanation:
the area (A) of a circle is calculated as
A = πr² ( r is the radius )
given A = 254.34 , then
3.14r² = 254.34 ( divide both sides by 3.14 )
r² = = 81 ( take square root of both sides )
r = = 9 inches
5.1m questions
6.7m answers
= 81 ( take square root of both sides )
= 9 inches