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rodikova [14]
3 years ago
13

Round to the nearest hundreth

Mathematics
1 answer:
n200080 [17]3 years ago
3 0

Answer:

∠ B ≈ 66.42°

Step-by-step explanation:

Using the cosine ratio in the right triangle

cos B = \frac{adjacent}{hypotenuse} = \frac{BC}{AB} = \frac{2}{5}, thus

B = cos^{-1}(\frac{2}{5} ) ≈ 66.42° ( to the nearest hundredth )

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