Greatest angle

Calculate the greatest triangle angle with sides 197, 208, 299.

Correct answer:

α =  95.1 °

Step-by-step explanation:

Δ 197,208,299:Δ 197,208,299  c2=a2+b22abcosα  α=arccosa2+b2c22bc=95.1

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Cosine rule uses trigonometric SAS triangle calculator.
See also our trigonometric triangle calculator.

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