Shaalaa.com | Circles (Arc Properties Part 1)
ABCD is a quadrilateral inscribed in a circle, having ∠ = 60°; O is the center of the circle. Show that:
∠OBD + ∠ODB
The figure shows a circle with centre O. AB is the side of regular pentagon and AC is the side of regular hexagon.
Find the angles of triangle ABC.
In the given figure, PQ is the diameter of the circle whose centre is O. Given ∠ROS = 42°, Calculate ∠RTS.