False,
Sector is the region between anarc and two radii joining the centre to the end points of the arc as in thegiven figure OAB is the sector of circle.
TRUE or FALSE & explain how :
1) If a circle is divided into 3 equal arcs, then each is a major arc.
2) Sector is the region between the chord and it's corresponding arc.
3) The degree measure of an arc is the compliment of the central angle containing the arc.