The shaded region OAB is known as ___________ .
Segment
Circumference
Sector
Arc
The shaded region is known as a sector of a circle because the sector of a circle consists of two radii and an arc.
In the figure, OA and OB are the radii of the circle and the arc is AB.
The shaded region OAB is known as :
The shaded region consists of a chord and the arcs of the circle. The region in the yellow has the major arc so it is the major segment and the purple region consists of the minor arc so it is the minor segment.
The shaded region consists of a chord and the arcs of the circle. The region in the yellow has the major ar so it is the major segment and the purple region consists of the minor arc so it is the minor segment.