A circle has a chord that goes from #pi/3 # to #pi/2 # radians on the circle. If the area of the circle is #9 pi #, what is the length of the chord?
1 Answer
Nov 7, 2016
Chord length is
Explanation:
As area of a circle is given by
Now see the given figure. The angle subtended by the chord at the center is
If the chord length is
Hence, chord length is