Jungle John participates in a reality TV show that features fitness and agility competitions.


In order to beat the competitors, John will need to swing from tree A to tree B, completing an arc of at least 60 feet with a central angle of 115∘.
What length of rope (radius) will he need to accomplish this activity?

Round your answer to the nearest foot.

30 ft.

25 ft.

36 ft.

15 ft.