CallumBerejdnd CallumBerejdnd
  • 10-09-2014
  • Mathematics
Answered

How do I work out "The beam from a lighthouse reaches a distance of 8 kilometers and spreads to an angle of 35 degrees. Calculate the area covered by the beam from the lighthouse."

Answer :

MaciekMind MaciekMind
  • 10-09-2014
The whole circle has 360 degrees

You just need to count the area of circle with radius of 8 km and then multiple it by the fraction 35 over 360.
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