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Help me for 50 points.

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2 Answers

1 vote

Answer: 45^2 = 54^2 + 67^2 - 2(54)(67) cos X

Explanation:

User TomDobbs
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5.9k points
4 votes
We want sin A. sin A is defined here as opp / hyp, and the values here are
sin A = 9.5 / 11 = 0.864, which, when rounded off to the
nearest hundredth, is 0.86 (answer)
User Doug Lampe
by
5.6k points