Question

Find the length of the arc in terms of pi A 144° 10 AB = [?]​

Answer 1

Arc AB = 8π

Explanation:

Length of arc = central angle/360 × 2πr

Where,

Central angle = measure of arc AB = 144° (central angle theorem)

r = radius = 10

Length of arc AB = 144/360 × 2 × π × 10

= 8π