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Waves and Sounds

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Lost Kitten

WAVES-UTKV6G

Jamie and Alex are playing hide-in-go-seek in a forest when suddenly they each hear the sound of a distressed kitten. Jamie hears the kitten with an intensity of $1\times { 10 }^{ -6 }\cfrac { W }{ { m }^{ 2 } } $ due north while Alex hears the kitten with an intensity of $0.5\times { 10 }^{ -6 }\cfrac { W }{ { m }^{ 2 } }$ due west.

If Jamie and Alex are 81 meters away from each other, how close is Jamie from the kitten?

A

5.20 meters

B

66.14 meters

C

46.8 meters

D

62.0 meters