Answer:
AB ≈ 12.6
Explanation:
the length of arc AB is calculated as
AB = circumference of circle × fraction of circle
= 2πr × ( r is the radius )
= 2π × 16 ×
= 32π × ( cancel 8 and 32 by 8 )
= 4π
≈ 12.6 ( to the nearest tenth )
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( r is the radius )
( cancel 8 and 32 by 8 )