Home
Class 10
MATHS
To warn ships for underwater rocks, a li...

To warn ships for underwater rocks, a lighthouse spreads a red coloured light over a sector of angle `80o`to a distance of 16.5 km. Find the area of the sea over which the ships are warned.

Text Solution

Verified by Experts

The correct Answer is:
`189.97" km"^2`
Promotional Banner

Similar Questions

Explore conceptually related problems

To warn ships for underwater rocks,a lighthouse spreads a red coloured light over a sector of angle 80^(@) to a distance of 16.5km. Find the area of the sea over which the ships are warned.

Two warn ships for underwater rocks, a lighthouse spreads a redcoloured light over a sector of angle 72^(@) to a distance of 15 km. Find the area of the sea over which the ships are warned. [Use pi=3.14 ]

To warm ships for underwater rocks,a light house throws a red coloured light over a sector of 80o angle to a distance of 16.5km . Find the area of the sea over which the ships are warmed.

A driver having a definite reaction time is capable of stopping his car over a distance of 30 m on seeing a red traffic signal, when the speed of the car is 72 km/hr andover a distance of 10 m when the speed is 36 km/hr. Find the distance over which he can stop the car if it were running at a speed of 54 km/hr. Assume that his reaction time and the deceleration of the car remains same in all the three cases.