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Nezavi [6.7K]
3 years ago
11

Could you please help me out I think that answer is c

Mathematics
1 answer:
Stella [2.4K]3 years ago
6 0

Answer:

y^2=9^2+19^2-2(9)(19)cos(41)

Step-by-step explanation

That is the one that is correct.

In the picture attached, the angle is in the middle of side C, so the ecuation should be,

c^2=a^2+b^2-2(a)(c)cos()

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