Answer:
GJ ≈ 31.42 units
Explanation:
the arc length GJ is calculated as
GJ = circumference of circle × fraction of circle
= 2πr × ( r is the radius )
the radius HJ = 30 , then
GJ = 2π × 30 ×
= 60π ×
= 10π
≈ 31.42 units ( to the nearest hundredth )
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