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marta [7]
3 years ago
14

B Round your answer to the nearest hundredth. A 9 B 5

Mathematics
1 answer:
nignag [31]3 years ago
8 0

Answer:

  56.25°

Step-by-step explanation:

The definition of the cosine function tells you that

  cos(B) = BC/BA

  B = arccos(BC/BA) = arccos(5/9)

  B ≈ 56.25°

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