A circle's center is at #(7 ,2 )# and it passes through #(5 ,8 )#. What is the length of an arc covering #(7pi ) /4 # radians on the circle?
1 Answer
Aug 7, 2016
Explanation:
So the distance between points
So the distance is
Therefore radius of the Circle
The Circumference of the circle
An Arc covers
or
It covers
Therefore; Length of the Arc
