A laser follows the path shown in Fig 8 20 The angle is related to the distances a, b, and c by 2ab cos a 2 b 2 c 2 Find if a 12 9 cm, b 15 3 cm, and c 24 5 cm a 0 b Fig 8 20...

We are given that 2ab cos a 2 b 2 c ...

A laser follows the path shown in Fig. 8.20. The angle is related to the distances

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A laser follows the path shown in Fig. 8.20. The angle θ is related to the distances a, b, and c by 2ab cosθ = a² + b² − c² . Find θ if a = 12.9 cm, b = 15.3 cm, and c = 24.5 cm.

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Basic Technical Mathematics

ISBN: 9780137529896

12th Edition

Authors: Allyn J. Washington, Richard Evans

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Question Posted: Mar 24, 2023 04:05 AM

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A laser follows the path shown in Fig. 8.20. The angle is related to the distances

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a 0 b Fig. 8.20

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Basic Technical Mathematics

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