Question

The law of cosines can only be applied to right triangles. True or False.

Answer 1

The correct answer is False. I just got the question correct.

Answer 2

Answer:( False)

Step-by-step explanation :

Law of cosine : a²+b²−2ab cos(c) =c² .

For right triangle c = 90 degree So, the term 2ab cos(c) would be zero ,

Therefore,( False) the law of cosines can not only be applied to right triangles.