What is the length of arc AB?
✔ 1/41/31/2
45°✔ 90°135°
slightly greater than✔ slightly less thanequal to
✔ slightly greater than 6rslightly less than 6requal to 6r
⇒ 44
117025
✔ 1/61/41/3
15.7✔ 31.478.5
2.6✔ 5.213.1
45✔ 6067
11.5✔ 14.716.8
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