A line L passes through the point P(1, 2) and makes an angle of 60° with the positive direction of the x-axis. A and B are two points lying on L at a distance of 4 units from P. If O is the origin, then the area of ΔOAB is:

If B is the center of a circle and lines AD and CD are tangent segments drawn from an external point D, then which of the following classifications apply to quadrilateral ABCD? (a) Kite (b) Cyclic quadrilateral (c) Rhombus (d) Trapezium

In a parallelogram PQRS, rays PA and SA are the angle bisectors of ∠QPS and ∠RSP respectively. Find the measure of ∠PAS.