anonymous
  • anonymous
The Law of Cosines states that a^2 = b^2 - c^2 + 2bc cos A. True or false
Mathematics
  • Stacey Warren - Expert brainly.com
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schrodinger
  • schrodinger
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anonymous
  • anonymous
false.
Directrix
  • Directrix
False. a^2 = b^2 + c^2 - 2bc cos A
anonymous
  • anonymous
it is actually a general formula for a more specific,more famous formula, the pythagorean theorem.

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Directrix
  • Directrix
I can only remember it in words: The square of one side of a triangle is equal to the sum of the squares of the other two sides minus twice their product times the cosine of their included angle.
anonymous
  • anonymous
hey i learned it that way too!!!

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