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Solve triangles using the law of cosines
Find m angleB.
Round to the nearest degree,

Solve triangles using the law of cosines Find m angleB. Round to the nearest degree-example-1

1 Answer

3 votes

Answer:

Explanation:

CosB = ((15^2) + (8^2) - (14^2)) / (-2(15)(8))

cosB = 93 / -240

Take inverse cosine:

113°

answered
User Jeremy Kemball
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