# A circle's center is at #(3 ,9 )# and it passes through #(5 ,8 )#. What is the length of an arc covering #(5pi ) /4 # radians on the circle?

##### 1 Answer

Aug 7, 2016

#### Explanation:

Distance between the points

Distance or Radius(

Circumference of the Circle

Arc covers

or

Arc covers

Length of the arc