The point B is at the centre of the circle. The points P and Q are on the circumference of the circle. Calculate the area of the shaded sector. Take it to be 3.142 in your working. Give your final answer to 1 decimal place. ​

The point B is at the centre of the circle The points P and Q are on the circumference of the circle Calculate the area of the shaded sector Take it to be 3142 class=