A circle's center is at #(2 ,5 )# and it passes through #(1 ,2 )#. What is the length of an arc covering #(5pi ) /4 # radians on the circle?
1 Answer
Aug 14, 2016
Explanation:
Circle's center is at
Therefore Length of the
or
Therefore Circumfernce of the Circle
Arc covers
In other words Arc covers
Therefore Length of the Arc