Select Board & Class


Areas Related To Circles

Question 12:

To warn ships for underwater rocks, a lighthouse spreads a red coloured light over a sector of angle 80° to a distance of 16.5 km. Find the area of the sea over which the ships warned. [Use π = 3.14]


It can be observed from the figure that the ligh…

To view the solution to this question please

What are you looking for?