A circle's center is at #(8 ,1 )# and it passes through #(2 ,5 )#. What is the length of an arc covering #(5 pi ) /6 # radians on the circle?
1 Answer
Jun 25, 2018
(8,1) and (2,5)
The distance between the points is
Length of an arc is
Where
Length=
Length is 18.87862233
