Answer:
A = 18π cm²
Explanation:
the area (A) of the shaded sector is calculated as
A = area of circle × fraction of circle
= πr² × ( r is the radius , here r = 9 )
= π × 9² ×
= 81π ×
= 9π × 2
= 18π cm²
8.8m questions
11.4m answers
( r is the radius , here r = 9 )
