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Need help with this math question

Need help with this math question
asked 38.2k views
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Need help with this math question

Need help with this math question-example-1
asked
User Mohamed Gharib
by
7.7k points

1 Answer

7 votes

Answer:

83.0 degrees to the nearest tenth.

Explanation:

17^2 = 8^2 + 16^2 - 2*8*16 cos X

cos X = (17^2 - 8^2 - 16^2) / - 2*8* 16

cos X = 0.12109

X = 83.04 degrees

answered
User Kishor Prakash
by
7.9k points
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