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Sergeu [11.5K]
3 years ago
11

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

e the area covered by the beam from the lighthouse."
Mathematics
1 answer:
kifflom [539]3 years ago
3 0
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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for the first one,

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