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Chiomatn93
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use the law of cosines to determine the indicated side x or angle theta.
 2 years ago
 2 years ago
Chiomatn93 Group Title
use the law of cosines to determine the indicated side x or angle theta.
 2 years ago
 2 years ago

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Chiomatn93 Group TitleBest ResponseYou've already chosen the best response.0
dw:1336619665512:dw
 2 years ago

Chiomatn93 Group TitleBest ResponseYou've already chosen the best response.0
Angle A is = 180 degrees in case u cant see the number...
 2 years ago

ByteMe Group TitleBest ResponseYou've already chosen the best response.0
If angle A is 180 degrees then that's a straight angle. You don't need the law of cosines. But since your problems says to use it here it is: x^2 = 15^2 + 18^2  2*15*18*cos(180) x^2 = 15^2 + 18^2 + 2*15*18
 2 years ago
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